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| author | brian <brian@FreeBSD.org> | 2001-08-20 14:53:05 +0000 |
|---|---|---|
| committer | brian <brian@FreeBSD.org> | 2001-08-20 14:53:05 +0000 |
| commit | 6820e8fb2d65a3b4d872ed5b1f5ae576f2dbcf59 (patch) | |
| tree | 43eccc3994dfc9fbe0ce6fb8ae79fc9900a73306 /sbin/route/route.c | |
| parent | 5bd90784a67de0a5e78e5bd967e2cd3d4f126cb7 (diff) | |
| download | FreeBSD-src-6820e8fb2d65a3b4d872ed5b1f5ae576f2dbcf59.zip FreeBSD-src-6820e8fb2d65a3b4d872ed5b1f5ae576f2dbcf59.tar.gz | |
Handle snprintf() returning < 0 (not just -1)
MFC after: 2 weeks
Diffstat (limited to 'sbin/route/route.c')
| -rw-r--r-- | sbin/route/route.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sbin/route/route.c b/sbin/route/route.c index 64a2e60..dd23bc1 100644 --- a/sbin/route/route.c +++ b/sbin/route/route.c @@ -410,6 +410,8 @@ routename(sa) while (++s < slim && cp < cpe) /* start with sa->sa_data */ if ((n = snprintf(cp, cpe - cp, " %x", *s)) > 0) cp += n; + else + *cp = '\0'; break; } } @@ -546,6 +548,8 @@ netname(sa) while (s < slim && cp < cpe) if ((n = snprintf(cp, cpe - cp, " %x", *s++)) > 0) cp += n; + else + *cp = '\0'; break; } } |
