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diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c
index 84289a6..84a6b41 100644
--- a/libc/inet/resolv.c
+++ b/libc/inet/resolv.c
@@ -689,7 +689,7 @@ int attribute_hidden __decode_dotted(const unsigned char *packet,
if (used + b + 1 >= dest_len)
return -1;
- if (offset + b + 1 >= packet_len)
+ if (offset + b >= packet_len)
return -1;
memcpy(dest + used, packet + offset, b);
offset += b;
@@ -2456,7 +2456,7 @@ int gethostbyaddr_r(const void *addr, socklen_t addrlen,
char *dst = buf;
unsigned char *tp = (unsigned char *)addr + addrlen - 1;
do {
- dst += sprintf(dst, "%x.%x.", tp[i] & 0xf, tp[i] >> 4);
+ dst += sprintf(dst, "%x.%x.", tp[0] & 0xf, tp[0] >> 4);
tp--;
} while (tp >= (unsigned char *)addr);
strcpy(dst, "ip6.arpa");
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