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authorsjg <sjg@FreeBSD.org>2014-11-19 01:07:58 +0000
committersjg <sjg@FreeBSD.org>2014-11-19 01:07:58 +0000
commitb137080f19736ee33fede2e88bb54438604cf86b (patch)
tree377ac0ac449528621eb192cd245adadb5fd53668 /usr.sbin/rtsold
parentab21a29eb607d4dfe389b965fbdee27558e791aa (diff)
parent4a8d07956d121238d006d34ffe7d6269744e8b1a (diff)
downloadFreeBSD-src-b137080f19736ee33fede2e88bb54438604cf86b.zip
FreeBSD-src-b137080f19736ee33fede2e88bb54438604cf86b.tar.gz
Merge from head@274682
Diffstat (limited to 'usr.sbin/rtsold')
-rw-r--r--usr.sbin/rtsold/rtsol.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/usr.sbin/rtsold/rtsol.c b/usr.sbin/rtsold/rtsol.c
index c9b3d44..118206a 100644
--- a/usr.sbin/rtsold/rtsol.c
+++ b/usr.sbin/rtsold/rtsol.c
@@ -933,7 +933,8 @@ dname_labeldec(char *dst, size_t dlen, const char *src)
dst_origin = dst;
memset(dst, '\0', dlen);
while (src && (len = (uint8_t)(*src++) & 0x3f) &&
- (src + len) <= src_last) {
+ (src + len) <= src_last &&
+ (dst - dst_origin < (ssize_t)dlen)) {
if (dst != dst_origin)
*dst++ = '.';
warnmsg(LOG_DEBUG, __func__, "labellen = %zd", len);
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