Merge branch 'topic/smbus-block' of git://git.kernel.org/pub/scm/linux/kernel/git...

[karo-tx-linux.git] / arch / arm / mm / dma-mapping.c

diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 1ced8a0f7a52624cae84203eb0d3417aed5171db..cba12f34ff774ca08216c5d2b6061b07b68b1a99 100644 (file)
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -1971,7 +1971,7 @@ static int extend_iommu_mapping(struct dma_iommu_mapping *mapping)
 {
        int next_bitmap;
 
-       if (mapping->nr_bitmaps > mapping->extensions)
+       if (mapping->nr_bitmaps >= mapping->extensions)
                return -EINVAL;
 
        next_bitmap = mapping->nr_bitmaps;