Cleanup: g_malloc can't return NULL, remove checks for them.

XXX, should this code use g_try_malloc instead?

svn path=/trunk/; revision=36988

epan/dissectors/packet-iwarp-mpa.c

@@ -310,9 +310,6 @@ remove_markers(tvbuff_t *tvb, packet_info *pinfo, guint32 marker_offset,
 	mfree_buff_length = orig_length - (MPA_MARKER_LEN * num_markers);
 	mfree_buff = g_malloc(mfree_buff_length);
 
-	if (!mfree_buff)
-		THROW(OutOfMemoryError);
-
 	tot_copy = 0;
 	source_offset = 0;
 	cur_copy = marker_offset;

epan/dissectors/packet-spnego.c

@@ -1141,8 +1141,6 @@ rrc_rotate(void *data, int len, guint16 rrc, int unrotate)
 		tmp = buf;
 	} else {
 		tmp = g_malloc(rrc);
-		if (tmp == NULL)
-			return -1;
 	}
 
 	if (unrotate) {

epan/dissectors/packet-ssl-utils.c

@@ -1764,10 +1764,6 @@ ssl_generate_keyring_material(SslDecryptSession*ssl_session)
 
     key_block.data_len = needed;
     key_block.data = g_malloc(needed);
-    if (!key_block.data) {
-        ssl_debug_printf("ssl_generate_keyring_material can't allocate key_block (len %d)\n", needed);
-        return -1;
-    }
     ssl_debug_printf("ssl_generate_keyring_material sess key generation\n");
     if (PRF(ssl_session,&ssl_session->master_secret,"key expansion",
             &ssl_session->server_random,&ssl_session->client_random,

tap-iostat.c

@@ -559,10 +559,6 @@ register_io_tap(io_stat_t *io, int i, const char *filter)
 				exit(10);
 			}
 			field=g_malloc(parenp-p+1);
-			if(!field){
-				fprintf(stderr, "tshark: Out of memory.\n");
-				exit(10);
-			}
 			memcpy(field, p, parenp-p);
 			field[parenp-p] = '\0';
 			flt=parenp + 1;