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Coverity CID 1580: Plug memory leak.

This commit is contained in:
christos 2006-04-09 19:37:50 +00:00
parent aab0004b68
commit 034e8bc313
1 changed files with 12 additions and 5 deletions
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17
usr.bin/tail/reverse.c
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@ -1,4 +1,4 @@
/* $NetBSD: reverse.c,v 1.17 2005/06/05 19:08:28 chs Exp $ */
/* $NetBSD: reverse.c,v 1.18 2006/04/09 19:37:50 christos Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -37,7 +37,7 @@
#if 0
static char sccsid[] = "@(#)reverse.c 8.1 (Berkeley) 6/6/93";
#endif
__RCSID("$NetBSD: reverse.c,v 1.17 2005/06/05 19:08:28 chs Exp $");
__RCSID("$NetBSD: reverse.c,v 1.18 2006/04/09 19:37:50 christos Exp $");
#endif /* not lint */
#include <sys/param.h>
@ -177,11 +177,18 @@ r_buf(FILE *fp)
* linked list. If out of memory, toss the LRU block and
* keep going.
*/
if (enomem || (tl = malloc(sizeof(BF))) == NULL ||
(tl->l = malloc(BSZ)) == NULL) {
if (enomem) {
if (!mark)
err(1, "%s", strerror(errno));
tl = enomem ? tl->next : mark;
tl = tl->next;
enomem += tl->len;
} else if ((tl = malloc(sizeof(BF))) == NULL ||
(tl->l = malloc(BSZ)) == NULL) {
if (tl)
free(tl);
if (!mark)
err(1, "%s", strerror(errno));
tl = mark;
enomem += tl->len;
} else if (mark) {
tl->next = mark;