diff options
| -rw-r--r-- | usr.sbin/mailwrapper/mailwrapper.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/usr.sbin/mailwrapper/mailwrapper.c b/usr.sbin/mailwrapper/mailwrapper.c index 2b6002d314b..7e90ad435c1 100644 --- a/usr.sbin/mailwrapper/mailwrapper.c +++ b/usr.sbin/mailwrapper/mailwrapper.c @@ -1,4 +1,4 @@ -/* $OpenBSD: mailwrapper.c,v 1.1 1999/08/02 19:50:08 jakob Exp $ */ +/* $OpenBSD: mailwrapper.c,v 1.2 1999/08/02 20:25:47 jakob Exp $ */ /* $NetBSD: mailwrapper.c,v 1.2 1999/02/20 22:10:07 thorpej Exp $ */ /* @@ -70,11 +70,20 @@ addarg(al, arg, copy) const char *arg; int copy; { + char **argv2; + if (al->argc == al->maxc) { al->maxc <<= 1; - if ((al->argv = realloc(al->argv, - al->maxc * sizeof(char *))) == NULL) - err(1, "mailwrapper"); + + if ((argv2 = realloc(al->argv, + al->maxc * sizeof(char *))) == NULL) { + if (al->argv) + free(al->argv); + al->argv = NULL; + err(1, "mailwrapper"); + } else { + al->argv = argv2; + } } if (copy) { if ((al->argv[al->argc++] = strdup(arg)) == NULL) |