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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2013-02-14 13:00:17 +0400
committerVinod Koul <vinod.koul@intel.com>2013-02-14 18:30:53 +0400
commit4168d0d9d304f184f786b1f00750557b8e09453c (patch)
tree7385fb072673f5934cb08f79faeecc9829a32674 /arch/tile/configs
parent978c4172af48f0adc082f8b1d94acb817d947730 (diff)
downloadlinux-4168d0d9d304f184f786b1f00750557b8e09453c.tar.xz
dma: coh901318: avoid unbalanced locking
In case the len is 0 we must return without trying to unlock the lock that was not locked. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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