diff options
Diffstat (limited to 'lib/isc/inet_pton.c')
| -rw-r--r-- | lib/isc/inet_pton.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/isc/inet_pton.c b/lib/isc/inet_pton.c index eac631b58ea34..7e07667266643 100644 --- a/lib/isc/inet_pton.c +++ b/lib/isc/inet_pton.c @@ -170,7 +170,7 @@ inet_pton6(const char *src, unsigned char *dst) { colonp = tp; continue; } - if (tp + NS_INT16SZ > endp) + if (NS_INT16SZ > endp - tp) return (0); *tp++ = (unsigned char) (val >> 8) & 0xff; *tp++ = (unsigned char) val & 0xff; @@ -178,7 +178,7 @@ inet_pton6(const char *src, unsigned char *dst) { val = 0; continue; } - if (ch == '.' && ((tp + NS_INADDRSZ) <= endp) && + if (ch == '.' && (NS_INADDRSZ <= endp - tp) && inet_pton4(curtok, tp) > 0) { tp += NS_INADDRSZ; seen_xdigits = 0; @@ -187,7 +187,7 @@ inet_pton6(const char *src, unsigned char *dst) { return (0); } if (seen_xdigits) { - if (tp + NS_INT16SZ > endp) + if (NS_INT16SZ > endp - tp) return (0); *tp++ = (unsigned char) (val >> 8) & 0xff; *tp++ = (unsigned char) val & 0xff; |