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| author | Axel Lin <axel.lin@gmail.com> | 2011-03-22 16:34:01 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-22 17:44:11 -0700 |
| commit | a844b43ca078d7dd8f0cd13c6f030ec62a996975 (patch) | |
| tree | c74c3ffe40ae31026e69e916ecaec29f5b239982 /drivers/misc | |
| parent | 6f7d485e13c6c07348cf9cfd1b735fe1bcf3caa9 (diff) | |
| download | linux-a844b43ca078d7dd8f0cd13c6f030ec62a996975.tar.gz | |
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/misc')
| -rw-r--r-- | drivers/misc/atmel_tclib.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/misc/atmel_tclib.c b/drivers/misc/atmel_tclib.c index 3891124001f2..a844810b50f6 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; } |