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lib/idr.c: fix comment for idr_replace()

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idr_replace() returns the old value on success, not 0.

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Eric Biggers <[email protected]>
Cc: Matthew Wilcox <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Eric Biggers 2017-10-03 16:16:13 -07:00 • committed by Linus Torvalds
commit a70e43a59d
1 changed files with 2 additions and 2 deletions
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4
lib/idr.c
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@ -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)
{