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authorColin Ian King <colin.king@canonical.com>2017-11-15 17:38:52 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-11-15 18:21:07 -0800
commitfec11bc0396bbd82b152e6ce9a47483ffd69462a (patch)
tree9afa48f397045d3a2db38d7b03ddb35ae7a57bde
parent5b568acc3c2328f7d8da3cb03b4ef343f93545c6 (diff)
downloadlinux-fec11bc0396bbd82b152e6ce9a47483ffd69462a.tar.bz2
mm/hmm: remove redundant variable align_end
Variable align_end is assigned a value but it is never read, so the variable is redundant and can be removed. Cleans up the clang warning: Value stored to 'align_end' is never read Link: http://lkml.kernel.org/r/20171017143837.23207-1-colin.king@canonical.com Signed-off-by: Colin Ian King <colin.king@canonical.com> Reviewed-by: Jérôme Glisse <jglisse@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/hmm.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/hmm.c b/mm/hmm.c
index a88a847bccba..ea19742a5d60 100644
--- a/mm/hmm.c
+++ b/mm/hmm.c
@@ -803,11 +803,10 @@ static RADIX_TREE(hmm_devmem_radix, GFP_KERNEL);
static void hmm_devmem_radix_release(struct resource *resource)
{
- resource_size_t key, align_start, align_size, align_end;
+ resource_size_t key, align_start, align_size;
align_start = resource->start & ~(PA_SECTION_SIZE - 1);
align_size = ALIGN(resource_size(resource), PA_SECTION_SIZE);
- align_end = align_start + align_size - 1;
mutex_lock(&hmm_devmem_lock);
for (key = resource->start;