Commit 4583e773 authored Feb 22, 2017 by Geliang Tang Committed by Linus Torvalds Feb 22, 2017

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>

parent 13ad59df

mm/vmalloc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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);
		}

		/**

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