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authorEric Biggers <ebiggers@google.com>2017-10-04 01:16:13 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2017-10-04 02:54:25 +0200
commita70e43a59de9316e6fbad3b65557d0a24c099aca (patch)
tree490e3618f5c40bd5900fe6a5a8eb15ab3f1f94b5 /lib/idr.c
parentmm: memcontrol: use vmalloc fallback for large kmem memcg arrays (diff)
downloadlinux-a70e43a59de9316e6fbad3b65557d0a24c099aca.tar.xz
linux-a70e43a59de9316e6fbad3b65557d0a24c099aca.zip
lib/idr.c: fix comment for idr_replace()
idr_replace() returns the old value on success, not 0. Link: http://lkml.kernel.org/r/20170918162642.37511-1-ebiggers3@gmail.com Signed-off-by: Eric Biggers <ebiggers@google.com> Cc: Matthew Wilcox <mawilcox@microsoft.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
-rw-r--r--lib/idr.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/idr.c b/lib/idr.c
index f9adf4805fd7..edd9b2be1651 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -146,8 +146,8 @@ EXPORT_SYMBOL(idr_get_next_ext);
* idr_alloc() and idr_remove() (as long as the ID being removed is not
* the one being replaced!).
*
- * Returns: 0 on success. %-ENOENT indicates that @id was not found.
- * %-EINVAL indicates that @id or @ptr were not valid.
+ * Returns: the old value on success. %-ENOENT indicates that @id was not
+ * found. %-EINVAL indicates that @id or @ptr were not valid.
*/
void *idr_replace(struct idr *idr, void *ptr, int id)
{