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author | Eric Biggers <ebiggers@google.com> | 2017-10-04 01:16:13 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-10-04 02:54:25 +0200 |
commit | a70e43a59de9316e6fbad3b65557d0a24c099aca (patch) | |
tree | 490e3618f5c40bd5900fe6a5a8eb15ab3f1f94b5 /lib/idr.c | |
parent | mm: memcontrol: use vmalloc fallback for large kmem memcg arrays (diff) | |
download | linux-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 'lib/idr.c')
-rw-r--r-- | lib/idr.c | 4 |
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) { |