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authorMichel Dänzer <michel.daenzer@amd.com>2018-05-01 16:24:11 +0300
committerChristoph Hellwig <hch@lst.de>2018-05-02 15:48:55 +0300
commit892a0be43edd63e1cd228af3453a064e9e94f08e (patch)
tree16c2eccb0973ca293540b70f25a49059d5b872d4 /lib
parent2d618bdf71635463a4aa4ad0fe46ec852292bc0c (diff)
downloadlinux-892a0be43edd63e1cd228af3453a064e9e94f08e.tar.xz
swiotlb: fix inversed DMA_ATTR_NO_WARN test
The result was printing the warning only when we were explicitly asked not to. Cc: stable@vger.kernel.org Fixes: 0176adb004065d6815a8e67946752df4cd947c5b "swiotlb: refactor coherent buffer allocation" Signed-off-by: Michel Dänzer <michel.daenzer@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com>. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'lib')
-rw-r--r--lib/swiotlb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index fece57566d45..12fbaa445637 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -737,7 +737,7 @@ out_unmap:
swiotlb_tbl_unmap_single(dev, phys_addr, size, DMA_TO_DEVICE,
DMA_ATTR_SKIP_CPU_SYNC);
out_warn:
- if ((attrs & DMA_ATTR_NO_WARN) && printk_ratelimit()) {
+ if (!(attrs & DMA_ATTR_NO_WARN) && printk_ratelimit()) {
dev_warn(dev,
"swiotlb: coherent allocation failed, size=%zu\n",
size);