[PATCH 3/6] dma: coh901318_lli: avoid unbalanced locking

From: Andy Shevchenko
Date: Tue Feb 12 2013 - 06:00:48 EST

I have not checked the code but there is a possibility that custom pool->lock
is not needed at all due to dma_pool contains it's own lock.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
drivers/dma/coh901318_lli.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/coh901318_lli.c b/drivers/dma/coh901318_lli.c
index 3e96610..702112d 100644
--- a/drivers/dma/coh901318_lli.c
+++ b/drivers/dma/coh901318_lli.c
@@ -61,7 +61,7 @@ coh901318_lli_alloc(struct coh901318_pool *pool, unsigned int len)
dma_addr_t phy;

if (len == 0)
- goto err;
+ return NULL;



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