cma: Drop the right mutex



The lock that was locked was cma->lock not cma_mutex. Drop
the right one when breaking out of the loop.

Change-Id: I0a1831b23613c5220795fe2a63f9db7439268c3f
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>

parent 1bd946f4

drivers/base/dma-contiguous.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -560,7 +560,7 @@ unsigned long dma_alloc_from_contiguous(struct device *dev, int count,
		pageno = bitmap_find_next_zero_area(cma->bitmap, cma->count,
		start, count, mask);
		if (pageno >= cma->count) {
		mutex_unlock(&cma_mutex);
		mutex_unlock(&cma->lock);
		break;
		}
		bitmap_set(cma->bitmap, pageno, count);