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| author |   deraadt <deraadt@openbsd.org> | 2001-08-18 21:36:11 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 2001-08-18 21:36:11 +0000 |
| commit | de124a243265229e53b0174993472d0e1ee4c70c (patch) | |
| tree | daff321f03dd4c64f89cfd56c52c6f0214ae9995 | |
| parent | RCSids (diff) | |
| download | wireguard-openbsd-de124a243265229e53b0174993472d0e1ee4c70c.tar.xz wireguard-openbsd-de124a243265229e53b0174993472d0e1ee4c70c.zip | |
handle vsnprintf returning -1
| -rw-r--r-- | usr.bin/mg/buffer.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/usr.bin/mg/buffer.c b/usr.bin/mg/buffer.c index 9ffdc1cbcc4..a6879867e45 100644 --- a/usr.bin/mg/buffer.c +++ b/usr.bin/mg/buffer.c @@ -1,4 +1,4 @@ -/* $OpenBSD: buffer.c,v 1.15 2001/05/24 03:05:20 mickey Exp $ */ +/* $OpenBSD: buffer.c,v 1.16 2001/08/18 21:36:11 deraadt Exp $ */ /* * Buffer handling. @@ -266,6 +266,10 @@ addlinef(BUFFER *bp, char *fmt, ...) va_start(ap, fmt); ntext = vsnprintf(dummy, 1, fmt, ap) + 1; + if (ntext == -1) { + va_end(ap); + return FALSE; + } if ((lp = lalloc(ntext)) == NULL) { va_end(ap); return FALSE; |