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authorMarkus Elfring <elfring@users.sourceforge.net>2014-12-01 08:06:57 +0300
committerVinod Koul <vinod.koul@intel.com>2014-12-09 12:26:55 +0300
commita9507ca3fb90987db5c6cc385885782cb05d4967 (patch)
tree790262ea3e7e132ce4cfd8fbb5997a344589b502 /drivers/dma/dmaengine.c
parent4ff2fd839ce86b1e2b1fed543886930a493de588 (diff)
downloadlinux-a9507ca3fb90987db5c6cc385885782cb05d4967.tar.xz
dmaenegine: Delete a check before free_percpu()
The free_percpu() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/dmaengine.c')
-rw-r--r--drivers/dma/dmaengine.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 24bfaf0b92ba..e057935e3023 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -330,8 +330,7 @@ static int __init dma_channel_table_init(void)
if (err) {
pr_err("initialization failure\n");
for_each_dma_cap_mask(cap, dma_cap_mask_all)
- if (channel_table[cap])
- free_percpu(channel_table[cap]);
+ free_percpu(channel_table[cap]);
}
return err;