aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorGeliang Tang <geliangtang@gmail.com>2017-02-22 15:41:54 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-22 16:41:27 -0800
commit4583e77310a2edf39ee91099fba3cd153a22a77b (patch)
tree6292413ce4f65107d1dffaf64f4773aa56b12443
parent13ad59df67f19788f6c22985b1a33e466eceb643 (diff)
mm/vmalloc.c: use rb_entry_safe
Use rb_entry_safe() instead of open-coding it. Link: http://lkml.kernel.org/r/81bb9820e5b9e4a1c596b3e76f88abf8c4a76cb0.1482221947.git.geliangtang@gmail.com Signed-off-by: Geliang Tang <geliangtang@gmail.com> Acked-by: Michal Hocko <mhocko@suse.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/vmalloc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 3ca82d44edd3..5f5b09e9dccd 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -2309,7 +2309,7 @@ EXPORT_SYMBOL_GPL(free_vm_area);
#ifdef CONFIG_SMP
static struct vmap_area *node_to_va(struct rb_node *n)
{
- return n ? rb_entry(n, struct vmap_area, rb_node) : NULL;
+ return rb_entry_safe(n, struct vmap_area, rb_node);
}
/**

Privacy Policy