powerpc/perf: Avoid spurious PMU interrupts after idle

[mirror_ubuntu-zesty-kernel.git] / crypto / scatterwalk.c

diff --git a/crypto/scatterwalk.c b/crypto/scatterwalk.c
index 52ce17a3dd63079c3f5bb6eacde40ec1a61aa2ab..c16c94f88733e738f4ee1dff7a1334f9c2e39eb4 100644 (file)
--- a/crypto/scatterwalk.c
+++ b/crypto/scatterwalk.c
@@ -68,10 +68,6 @@ void scatterwalk_map_and_copy(void *buf, struct scatterlist *sg,
 
        sg = scatterwalk_ffwd(tmp, sg, start);
 
-       if (sg_page(sg) == virt_to_page(buf) &&
-           sg->offset == offset_in_page(buf))
-               return;
-
        scatterwalk_start(&walk, sg);
        scatterwalk_copychunks(buf, &walk, nbytes, out);
        scatterwalk_done(&walk, out, 0);