Author: pfg
Date: Thu Feb 5 23:02:43 2015
New Revision: 278301
URL: https://svnweb.freebsd.org/changeset/base/278301
Log:
tdelete(3): don't delete the node we are about to return.
CID: 272528
Obtained from: NetBSD (CVS rev. 1.4)
MFC after: 2 weeks
Modified:
head/lib/libc/stdlib/tdelete.c
Modified: head/lib/libc/stdlib/tdelete.c
==============================================================================
--- head/lib/libc/stdlib/tdelete.c Thu Feb 5 22:54:31 2015
(r278300)
+++ head/lib/libc/stdlib/tdelete.c Thu Feb 5 23:02:43 2015
(r278301)
@@ -65,7 +65,8 @@ tdelete(const void * __restrict vkey, vo
q->rlink = (*rootp)->rlink;
}
}
- free(*rootp); /* D4: Free node */
+ if (p != *rootp)
+ free(*rootp); /* D4: Free node */
*rootp = q; /* link parent to new node */
return p;
}
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