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staging/lustre/llite: Properly mark ll_obd_statfs argument as __user 

Also update all callers.
This fixes a bunch of address space mismatch warnings from sparse.

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Oleg Drokin 2016-01-03 12:05:47 -05:00 committed by Greg Kroah-Hartman
parent 0dd48a43fd
commit 4c6243ec84
4 changed files with 4 additions and 4 deletions
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2
drivers/staging/lustre/lustre/llite/dir.c
View File

@ -1434,7 +1434,7 @@ free_lmv:
case LL_IOC_LOV_SWAP_LAYOUTS:
return -EPERM;
case LL_IOC_OBD_STATFS:
return ll_obd_statfs(inode, (void *)arg);
return ll_obd_statfs(inode, (void __user *)arg);
case LL_IOC_LOV_GETSTRIPE:
case LL_IOC_MDC_GETINFO:
case IOC_MDC_GETFILEINFO:

2
drivers/staging/lustre/lustre/llite/file.c
View File

@ -2278,7 +2278,7 @@ ll_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case LL_IOC_GROUP_UNLOCK:
return ll_put_grouplock(inode, file, arg);
case IOC_OBD_STATFS:
return ll_obd_statfs(inode, (void *)arg);
return ll_obd_statfs(inode, (void __user *)arg);
/* We need to special case any other ioctls we want to handle,
* to send them to the MDS/OST as appropriate and to properly

2
drivers/staging/lustre/lustre/llite/llite_internal.h
View File

@ -782,7 +782,7 @@ int ll_show_options(struct seq_file *seq, struct dentry *dentry);
void ll_dirty_page_discard_warn(struct page *page, int ioret);
int ll_prep_inode(struct inode **inode, struct ptlrpc_request *req,
struct super_block *, struct lookup_intent *);
int ll_obd_statfs(struct inode *inode, void *arg);
int ll_obd_statfs(struct inode *inode, void __user *arg);
int ll_get_max_mdsize(struct ll_sb_info *sbi, int *max_mdsize);
int ll_get_default_mdsize(struct ll_sb_info *sbi, int *default_mdsize);
int ll_process_config(struct lustre_cfg *lcfg);

2
drivers/staging/lustre/lustre/llite/llite_lib.c
View File

@ -2019,7 +2019,7 @@ cleanup:
return rc;
}
int ll_obd_statfs(struct inode *inode, void *arg)
int ll_obd_statfs(struct inode *inode, void __user *arg)
{
struct ll_sb_info *sbi = NULL;
struct obd_export *exp;