chip_type variable is unnecessary here,
because this driver is only for one chip
and it is not used after initialization.
Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
It is a checkpatch cleanups:
CHECK: Comparasion to NULL could be written ...
Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Debug output in rtw_drw_init is excess
Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This file is not used for the driver compiling
Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
FIELD_OFFSET and offsetof macro are equal
Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
vfree frees the virtually continuous memory area starting at addr.
If addr is NULL, no operation is performed. So NULL test is not needed
before vfree.
This was done using Coccinelle:
@@
expression x;
@@
-if (x != NULL)
vfree(x);
@@
expression x;
@@
-if (x != NULL) {
vfree(x);
x = NULL;
-}
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
vfree frees the virtually continuous memory area starting at addr.
If addr is NULL, no operation is performed. So NULL test is not needed
before vfree.
This was done using Coccinelle:
@@
expression x;
@@
-if (x != NULL)
vfree(x);
@@
expression x;
@@
-if (x != NULL) {
vfree(x);
x = NULL;
-}
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch removes unnecessary return variables and compresses the
return logic.
The coccinelle script that finds and fixes this issue is:
@@ type T; identifier i,f; constant C; @@
- T i;
...when != i
when strict
( return -C;
|
- i =
+ return
f(...);
- return i;
)
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch removes unnecessary return variables and compresses the
return logic.
The coccinelle script that finds and fixes this issue is:
@@ type T; identifier i,f; constant C; @@
- T i;
...when != i
when strict
( return -C;
|
- i =
+ return
f(...);
- return i;
)
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Casting a pointer to a pointer of the same type is unnecessary, so remove
these unnecessary casts.
This was done with Coccinelle:
@@
type T;
T *ptr;
@@
- (T *)ptr
+ ptr
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Removed initialisation of a varible if it is immediately reassigned.
Changes were made using Coccinelle.
@bad@
identifier i;
position p;
@@
i =@p <+...i...+>;
@@
type T;
constant C;
expression e;
identifier i;
position p != bad.p;
@@
T i
- = C
;
i =@p e;
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Removed parantheses on the right hand side of assignments as they are
not needed.
This was done with Coccinelle:
@@ expression a, b; @@
a =
- (
b
- )
;
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The functions dviGetDeviceID and dviGetVendorID are not used anywhere in
the kernel so remove them. Also, remove their function prototypes.
Grepped to find occurences.
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Replace pr_err() calls with respective dev_err() counterpart.
Change is safe since pdev is not NULL, this was identified by hand.
Semantic patch used to detect and apply the transformation:
@r exists@
identifier f,s,i;
position p;
@@
f(...,struct s *i,...) {
<+...
pr_err@p(...)
...+>
}
@s@
identifier r.s, dev;
@@
struct s {
...
struct device dev;
...
};
@t@
identifier r.i, s.dev;
expression fmt;
position r.p;
@@
- pr_err@p(
+ dev_err(&i->dev,
fmt, ...);
Signed-off-by: Eva Rachel Retuya <eraretuya@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The macro PEEK32 is used nowhere in the file. Hence,removed.
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Devm_ functions allocate memory that is released when a driver
detaches.
Replace pci_enable_device with the managed pcim_enable_device
and remove corresponding pci_disable_device from probe and
suspend functions of a pci_dev.
Also, an unnecessary label has been removed by replacing it
with a direct return statement.
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Devm_ functions allocate memory that is released when a driver
detaches.
Replace kzalloc with devm_kzalloc and remove corresponding
kfrees from probe and remove functions of a pci_dev.
Also, an unnecessary label has been removed by replacing it
with a direct return statement.
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Unnecessary pci_set_drvdata() has been removed since the driver
core clears the driver data to NULL after device release or on
probe failure. There is no need to manually clear the device
driver data to NULL.
The Coccinelle semantic patch used to make this change is as follows:
//<smpl>
@@
struct pci_dev *pci;
@@
- pci_set_drvdata(pci, NULL);
//</smpl>
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
commit e3479f77("staging: most: hdm-usb: Remove create_workqueue()")
cancel_work_sync(&anchor->clear_work_obj) is introduced after freeing
`anchor` causing a invalid reference error. This patch removes this
error by shifting the call to cancel_work_sync before freeing
`anchor`.
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Change null comparisons of the form x == NULL to !x.
This was done using Coccinelle.
@@
expression e;
@@
- e == NULL
+ !e
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
vfree frees the virtually continuous memory area starting at addr.
If addr is NULL, no operation is performed. So NULL test is not needed
before vfree.
This was done using Coccinelle:
@@
expression x;
@@
-if (x != NULL)
vfree(x);
@@
expression x;
@@
-if (x != NULL) {
vfree(x);
x = NULL;
-}
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch replaces ternary operator with macro min as it shorter and
thus increases code readability. Macro min returns the minimum of the
two compared values.
Made a semantic patch for changes:
@@
type T;
T x;
T y;
@@
(
- x < y ? x : y
+ min(x,y)
|
- x > y ? x : y
+ max(x,y)
)
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Unnecessary pci_set_drvdata() has been removed since the driver
core clears the driver data to NULL after device release or on
probe failure. There is no need to manually clear the device
driver data to NULL.
The Coccinelle semantic patch used to make this change is as follows:
//<smpl>
@@
struct pci_dev *pci;
@@
- pci_set_drvdata(pci, NULL);
//</smpl>
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Problem found using checkpatch.pl
CHECK: Unnecessary parentheses around chip->ms_card
Signed-off-by: Dilek Uzulmez <dilekuzulmez@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Replace all instances of bit shifting on 1 with the BIT(x) macro.
This was done using Coccinelle.
@@ int c; @@
- (1 << c)
+ BIT(c)
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch fixes the checkpatch warning that else is not generally
useful after a break or return.
This was done using Coccinelle:
@@
expression e2;
statement s1;
@@
if(e2) { ... return ...; }
-else
s1
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch fixes the checkpatch warning that else is not generally
useful after a break or return.
This was done using Coccinelle:
@@
expression e2;
statement s1;
@@
if(e2) { ... return ...; }
-else
s1
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Unnecessary platform_set_drvdata() has been removed since the driver
core clears the driver data to NULL after device release or on
probe failure. There is no need to manually clear the device
driver data to NULL.
The Coccinelle semantic patch used to make this change is as follows:
//<smpl>
@@
struct platform_device *pdev;
@@
- platform_set_drvdata(pdev, NULL);
//</smpl>
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The function r8712_setptm_cmd and r8712_gettssi_cmd are not used
anywhere in the kernel so remove them. Also, remove their function
prototypes.
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch fixes the checkpatch warning that else is not generally
useful after a break or return.
This was done using Coccinelle:
@@
expression e2;
statement s1;
@@
if(e2) { ... return ...; }
-else
s1
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The unnecessary parantheses on the right side of assignments were removed,
as in most cases (expect for ==, >=, <=, !=), they are futile.
This was done using Coccinelle, the semantic patch being:
@@
expression E1,E2,E3;
binary operator bin_op = {==,>=,<=,!=};
@@
E1 =
(
(
E2 bin_op E3
)
|
-(
E2
-)
)
;
Signed-off-by: G Pooja Shamili <poojashamili@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
In this file, function names are otherwise used as pointers without
&.
The Coccinelle semantic patch that is used to make this change is as
follows:
// <smpl>
@r@
identifier f;
@@
f(...) { ... }
@@
identifier r.f;
@@
- &f
+ f
@m@
type T;
identifier f;
@@
T f(...);
@@
identifier m.f;
@@
- &f
+ f
// </smpl>
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Change null comparisons of the form x == NULL to !x.
This was done using Coccinelle.
@@
expression e;
@@
- e == NULL
+ !e
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Delete unnecessary local variable whose value is always 0 and
return 0 as the result.
The following Coccinelle script was used:
@@
identifier ret; expression E;
type T;
@@
(
- T ret;
|
- T ret = 0;
)
... when != \(ret=E
\|ret--\|ret++\|--ret\|++ret\|ret-=E\|ret+=E\|ret|=E\|ret&=E\)
(
?-ret = 0;
)
... when != \(ret=E
\|ret--\|ret++\|--ret\|++ret\|ret-=E\|ret+=E\|ret|=E\|ret&=E\)
(
return
- ret
+ 0
;
)
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Some functions like kmalloc/usb_alloc_urb/kmalloc_array returns NULL as
their return value on failure. !x is generally preferred over x==NULL
or NULL==x so make use of !x if the value returned on failure
by these functions is NULL.
Done using coccinelle:
@@
expression e;
statement S;
@@
e = \(kmalloc\|devm_kzalloc\|kmalloc_array
\|devm_ioremap\|usb_alloc_urb\|alloc_netdev\)(...);
- if(e==NULL)
+ if(!e)
S
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Removed parantheses on the right hand side of assignments as they are
not needed.
This was done with Coccinelle:
@@ expression a, b; @@
a =
- (
b
- )
;
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Simplified the multiline check to a single return statement.
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Acked-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Remove exceptional '&' operator in front of a function name.
The Coccinelle semantic patch that is used to make this change is as
follows:
// <smpl>
@r@
identifier f;
@@
f(...) { ... }
@@
identifier r.f;
@@
- &f
+ f
@m@
type T;
identifier f;
@@
T f(...);
@@
identifier m.f;
@@
- &f
+ f
// </smpl>
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
