commit 874bd64b2861851b7e9d2dc74be541ab55b0c896
author Paul Bakker <p.j.bakker@polarssl.org> Thu Apr 17 12:43:05 2014 +0200
committer Paul Bakker <p.j.bakker@polarssl.org> Thu Apr 17 12:43:05 2014 +0200
tree 92812828444cb0db80a7fbea8362028a5040eae1
parent 3d8fb63e11e460c1b463fb19879437c069f5a92e

Check setsockopt() return value in net_bind()

library/net.c

diff --git a/library/net.c b/library/net.c
index 53bbf2f..ff48986 100644
--- a/library/net.c
+++ b/library/net.c
@@ -281,8 +281,13 @@
         }
 
         n = 1;
-        setsockopt( *fd, SOL_SOCKET, SO_REUSEADDR,
-                    (const char *) &n, sizeof( n ) );
+        if( setsockopt( *fd, SOL_SOCKET, SO_REUSEADDR,
+                        (const char *) &n, sizeof( n ) ) != 0 )
+        {
+            close( *fd );
+            ret = POLARSSL_ERR_NET_SOCKET_FAILED;
+            continue;
+        }
 
         if( bind( *fd, cur->ai_addr, cur->ai_addrlen ) != 0 )
         {