svn commit: r190493 - head/lib/libc/db/hash

[Xin LI]

Author: delphij
Date: Sat Mar 28 06:40:48 2009
New Revision: 190493
URL: http://svn.freebsd.org/changeset/base/190493

Log:
  Avoid NULL deference which causes DEBUG1 to crash, not to print useful
  information.
  
  Obtained from:	OpenBSD

Modified:
  head/lib/libc/db/hash/hash_buf.c

Modified: head/lib/libc/db/hash/hash_buf.c
==============================================================================
--- head/lib/libc/db/hash/hash_buf.c	Sat Mar 28 06:38:31 2009	(r190492)
+++ head/lib/libc/db/hash/hash_buf.c	Sat Mar 28 06:40:48 2009	(r190493)
@@ -282,7 +282,7 @@ newbuf(HTAB *hashp, u_int32_t addr, BUFH
 		 */
 #ifdef DEBUG1
 		(void)fprintf(stderr, "NEWBUF2: %d->ovfl was %d is now %d\n",
-		    prev_bp->addr, (prev_bp->ovfl ? bp->ovfl->addr : 0),
+		    prev_bp->addr, (prev_bp->ovfl ? prev_bp->ovfl->addr : 0),
 		    (bp ? bp->addr : 0));
 #endif
 		prev_bp->ovfl = bp;