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drivers/misc/atmel_tclib.c: fix a memory leak 

request_mem_region() will call kzalloc to allocate memory for struct
resource.  release_resource() unregisters the resource but does not free
the allocated memory, thus use release_mem_region() instead to fix the
memory leak.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
wifi-calibration
Axel Lin 2011-03-22 16:34:01 -07:00 committed by Linus Torvalds
parent 6f7d485e13
commit a844b43ca0
1 changed files with 2 additions and 2 deletions
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4
drivers/misc/atmel_tclib.c
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@ -75,7 +75,7 @@ out:
return tc;
fail_ioremap:
release_resource(r);
release_mem_region(r->start, ATMEL_TC_IOMEM_SIZE);
fail:
tc = NULL;
goto out;
@ -95,7 +95,7 @@ void atmel_tc_free(struct atmel_tc *tc)
spin_lock(&tc_list_lock);
if (tc->regs) {
iounmap(tc->regs);
release_resource(tc->iomem);
release_mem_region(tc->iomem->start, ATMEL_TC_IOMEM_SIZE);
tc->regs = NULL;
tc->iomem = NULL;
}