sscall

commit a752450545305bad80a9f4b8843ae0f7cb0aefbd
parent b1acd6f00e076ee63e2748fc2a94dba90000e542
Author: sin <sin@2f30.org>
Date:   Tue,  5 Jun 2012 18:54:33 +0100

sscall: Ensure the `host' buffer is set to something sensible


Diffstat:
M
sscall.c
 | 
4
+++-

1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/sscall.c b/sscall.c
@@ -438,8 +438,10 @@ main(int argc, char *argv[])
 				ret = getnameinfo((struct sockaddr *)&their_addr,
 						  addr_len, host,
 						  sizeof(host), NULL, 0, 0);
-				if (ret < 0)
+				if (ret < 0) {
 					warn("getnameinfo");
+					snprintf(host, sizeof(host), "unknown");
+				}
 				printf("Received %zd bytes from %s\n",
 				       bytes, host);
 			}