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idr: error checking factorization

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Do some code factorization in the return code analysis.

Signed-off-by: Nadia Derbey <Nadia.Derbey@bull.net>
Cc: "Paul E. McKenney" <paulmck@us.ibm.com>
Cc: Manfred Spraul <manfred@colorfullife.com>
Cc: Jim Houston <jim.houston@comcast.net>
Cc: Pierre Peiffer <peifferp@gmail.com>
Acked-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nadia Derbey
2008-07-25 01:47:59 -07:00
committed by Linus Torvalds
parent f098ad655f
commit 944ca05c7b
2 changed files with 15 additions and 21 deletions
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6
include/linux/idr.h
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@@ -73,6 +73,12 @@ struct idr {
}
#define DEFINE_IDR(name) struct idr name = IDR_INIT(name)
/* Actions to be taken after a call to _idr_sub_alloc */
#define IDR_NEED_TO_GROW -2
#define IDR_NOMORE_SPACE -3
#define _idr_rc_to_errno(rc) ((rc) == -1 ? -EAGAIN : -ENOSPC)
/*
* This is what we export.
*/