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wireshark
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Fix: Malformed packet if port is missing from path. 

svn path=/trunk/; revision=33209
This commit is contained in:
Anders Broman 2010-06-11 11:49:01 +00:00
parent db4a00b4e4
commit 326ec92f7c
1 changed files with 12 additions and 10 deletions
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22
epan/dissectors/packet-sdp.c
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@ -1686,17 +1686,19 @@ static void dissect_sdp_media_attribute(tvbuff_t *tvb, packet_info *pinfo, proto
/* Port is after next ':' */
port_offset = tvb_find_guint8(tvb, address_offset, -1, ':');
/* Check if port is present if not skipp */
if(port_offset!=-1){
/* Port ends with '/' */
port_end_offset = tvb_find_guint8(tvb, port_offset, -1, '/');
/* Port ends with '/' */
port_end_offset = tvb_find_guint8(tvb, port_offset, -1, '/');
/* Attempt to convert address */
if (inet_pton(AF_INET, (char*)tvb_get_ephemeral_string(tvb, address_offset, port_offset-address_offset), &msrp_ipaddr) > 0) {
/* Get port number */
msrp_port_number = atoi((char*)tvb_get_ephemeral_string(tvb, port_offset+1, port_end_offset-port_offset-1));
/* Set flag so this info can be used */
msrp_transport_address_set = TRUE;
}
/* Attempt to convert address */
if (inet_pton(AF_INET, (char*)tvb_get_ephemeral_string(tvb, address_offset, port_offset-address_offset), &msrp_ipaddr) > 0) {
/* Get port number */
msrp_port_number = atoi((char*)tvb_get_ephemeral_string(tvb, port_offset+1, port_end_offset-port_offset-1));
/* Set flag so this info can be used */
msrp_transport_address_set = TRUE;
}
}
}
break;
case SDP_H248_ITEM: