diff options
Diffstat (limited to 'src/network/getservbyport_r.c')
| -rw-r--r-- | src/network/getservbyport_r.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/network/getservbyport_r.c b/src/network/getservbyport_r.c index 0ae0e415..b7f21c6b 100644 --- a/src/network/getservbyport_r.c +++ b/src/network/getservbyport_r.c @@ -5,6 +5,7 @@ #include <inttypes.h> #include <errno.h> #include <string.h> +#include <stdlib.h> int getservbyport_r(int port, const char *prots, struct servent *se, char *buf, size_t buflen, struct servent **res) @@ -51,6 +52,9 @@ int getservbyport_r(int port, const char *prots, break; } + /* A numeric port string is not a service record. */ + if (strtol(buf, 0, 10)==ntohs(port)) return ENOENT; + *res = se; return 0; } |