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authorAxel Lin <axel.lin@gmail.com>2011-03-22 16:34:01 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-22 17:44:11 -0700
commita844b43ca078d7dd8f0cd13c6f030ec62a996975 (patch)
treec74c3ffe40ae31026e69e916ecaec29f5b239982 /drivers
parent6f7d485e13c6c07348cf9cfd1b735fe1bcf3caa9 (diff)
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/misc/atmel_tclib.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/misc/atmel_tclib.c b/drivers/misc/atmel_tclib.c
index 3891124001f..a844810b50f 100644
--- a/drivers/misc/atmel_tclib.c
+++ b/drivers/misc/atmel_tclib.c
@@ -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;
}