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| author | Brian Somers <brian@FreeBSD.org> | 2001-08-20 14:53:05 +0000 |
|---|---|---|
| committer | Brian Somers <brian@FreeBSD.org> | 2001-08-20 14:53:05 +0000 |
| commit | 9cfe90fe1f970e051fb3389776d446e66f06bb3c (patch) | |
| tree | 43eccc3994dfc9fbe0ce6fb8ae79fc9900a73306 /sbin/route | |
| parent | cbe1d3b6307020778153ec838f67bbcd9f5b46b0 (diff) | |
| download | src-9cfe90fe1f970e051fb3389776d446e66f06bb3c.tar.gz src-9cfe90fe1f970e051fb3389776d446e66f06bb3c.zip | |
Handle snprintf() returning < 0 (not just -1)
MFC after: 2 weeks
Notes
Notes:
svn path=/head/; revision=81980
Diffstat (limited to 'sbin/route')
| -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 64a2e60f9804..dd23bc190915 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; } } |