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Message-Id: <1360832420-6349-4-git-send-email-andriy.shevchenko@linux.intel.com> Date: Thu, 14 Feb 2013 11:00:17 +0200 From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> To: Vinod Koul <vinod.koul@...el.com>, linux-kernel@...r.kernel.org, Viresh Kumar <viresh.kumar@...aro.org> Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Linus Walleij <linus.walleij@...aro.org>, linux-arm-kernel@...ts.infradead.org Subject: [PATCH v2 3/6] 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@...ux.intel.com> Acked-by: Viresh Kumar <viresh.kumar@...aro.org> Cc: Linus Walleij <linus.walleij@...aro.org> Cc: linux-arm-kernel@...ts.infradead.org --- 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 780e042..fe9cc5e 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; spin_lock(&pool->lock); -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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