diff options
| author |   ray <ray@openbsd.org> | 2007-05-17 04:34:50 +0000 |
|---|---|---|
| committer | ray <ray@openbsd.org> | 2007-05-17 04:34:50 +0000 |
| commit | 860b7643ef558d16a3bf34a7c81e5dfcf50f2adf (patch) | |
| tree | 39b5b362c08cf73ce82a086cbd08baa46d6d9ce8 /lib/libskey | |
| parent | LSRCS should refer to the C source version of asm files 'put it in' deraadt@ (diff) | |
| download | wireguard-openbsd-860b7643ef558d16a3bf34a7c81e5dfcf50f2adf.tar.xz wireguard-openbsd-860b7643ef558d16a3bf34a7c81e5dfcf50f2adf.zip | |
Check fgets return value, from Charles Longeau.
OK millert@.
Diffstat (limited to 'lib/libskey')
| -rw-r--r-- | lib/libskey/skeysubr.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/libskey/skeysubr.c b/lib/libskey/skeysubr.c index 7e0f5bf996a..079b2a0a136 100644 --- a/lib/libskey/skeysubr.c +++ b/lib/libskey/skeysubr.c @@ -9,7 +9,7 @@ * * S/Key misc routines. * - * $OpenBSD: skeysubr.c,v 1.29 2006/04/10 08:06:08 deraadt Exp $ + * $OpenBSD: skeysubr.c,v 1.30 2007/05/17 04:34:50 ray Exp $ */ #include <stdio.h> @@ -284,7 +284,8 @@ readpass(char *buf, int n) /* Catch SIGINT and save old signal handler */ old_handler = signal(SIGINT, trapped); - (void)fgets(buf, n, stdin); + if (fgets(buf, n, stdin) == NULL) + buf[0] = '\0'; rip(buf); (void)putc('\n', stderr); @@ -304,7 +305,8 @@ readpass(char *buf, int n) char * readskey(char *buf, int n) { - (void)fgets(buf, n, stdin); + if (fgets(buf, n, stdin) == NULL) + buf[0] = '\0'; rip(buf); sevenbit(buf); |