diff options
Diffstat (limited to 'resolv')
| -rw-r--r-- | resolv/ns_name.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/resolv/ns_name.c b/resolv/ns_name.c index a4f066c9e2..b96a1fe8ab 100644 --- a/resolv/ns_name.c +++ b/resolv/ns_name.c @@ -195,12 +195,6 @@ ns_name_pton(const char *src, u_char *dst, size_t dstsiz) { it internally. */ *label = 0x41; label = bp++; - /* Another simplification: always assume - 128 bit number. */ - if (bp + 16 >= eom) { - __set_errno (EMSGSIZE); - return (-1); - } ++src; while (isxdigit (*src)) { n = *src > '9' ? *src - 'a' + 10 : *src - '0'; @@ -211,6 +205,10 @@ ns_name_pton(const char *src, u_char *dst, size_t dstsiz) { } n <<= 4; n += *src > '9' ? *src - 'a' + 10 : *src - '0'; + if (bp + 1 >= eom) { + __set_errno (EMSGSIZE); + return (-1); + } *bp++ = n; ++src; } |