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-rw-r--r--epan/dissectors/packet-rlc-lte.c1
-rw-r--r--epan/dissectors/packet-sua.c6
-rw-r--r--epan/dissectors/packet-x11.c4
-rw-r--r--epan/dissectors/packet-zbee-nwk.c4
4 files changed, 8 insertions, 7 deletions
diff --git a/epan/dissectors/packet-rlc-lte.c b/epan/dissectors/packet-rlc-lte.c
index d1c28739a0..e8ad4142cc 100644
--- a/epan/dissectors/packet-rlc-lte.c
+++ b/epan/dissectors/packet-rlc-lte.c
@@ -1166,6 +1166,7 @@ static void checkChannelRepeatedNACKInfo(packet_info *pinfo,
channel_key.channelType = p_rlc_lte_info->channelType;
channel_key.channelId = p_rlc_lte_info->channelId;
channel_key.direction = p_rlc_lte_info->direction;
+ memset(repeatedNACKs, 0, sizeof(repeatedNACKs));
/* Do the table lookup */
p_channel_status = (rlc_channel_repeated_nack_status*)g_hash_table_lookup(rlc_lte_repeated_nack_channel_hash, &channel_key);
diff --git a/epan/dissectors/packet-sua.c b/epan/dissectors/packet-sua.c
index 05eb5b9bac..bf201d3eed 100644
--- a/epan/dissectors/packet-sua.c
+++ b/epan/dissectors/packet-sua.c
@@ -2145,15 +2145,15 @@ dissect_sua_message(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *sua_t
case MESSAGE_TYPE_COAK:
break;
default:
- if( (assoc->called_ssn != INVALID_SSN)&& (dest_ssn != INVALID_SSN)){
+ if( (assoc && assoc->called_ssn != INVALID_SSN)&& (dest_ssn != INVALID_SSN)){
dest_ssn = assoc->called_ssn;
}
- if( (assoc->calling_ssn != INVALID_SSN)&& (source_ssn != INVALID_SSN)){
+ if( (assoc && assoc->calling_ssn != INVALID_SSN)&& (source_ssn != INVALID_SSN)){
source_ssn = assoc->calling_ssn;
}
}
- if (assoc->assoc_id !=0){
+ if (assoc && assoc->assoc_id !=0){
assoc_item = proto_tree_add_uint(tree, hf_sua_assoc_id, message_tvb, 0, 0, assoc->assoc_id);
PROTO_ITEM_SET_GENERATED(assoc_item);
assoc_tree = proto_item_add_subtree(assoc_item, ett_sua_assoc);
diff --git a/epan/dissectors/packet-x11.c b/epan/dissectors/packet-x11.c
index 1cebaa420d..a05dc2a814 100644
--- a/epan/dissectors/packet-x11.c
+++ b/epan/dissectors/packet-x11.c
@@ -1841,7 +1841,7 @@ keycode2keysymString(int *keycodemap[256], int first_keycode,
keysym = syms[0];
}
else if (!(bitmask & LockMask) || !lockmod_is_capslock) {
- int lsym, usym;
+ int lsym, usym = 0;
if (keysyms_per_keycode == 1
|| (keysyms_per_keycode > 1 && (usym = syms[1]) == NoSymbol))
@@ -1849,7 +1849,7 @@ keycode2keysymString(int *keycodemap[256], int first_keycode,
keysym = usym;
}
else {
- int lsym, usym;
+ int lsym, usym = 0;
if (keysyms_per_keycode == 1
|| (keysyms_per_keycode > 1 && syms[1] == NoSymbol))
diff --git a/epan/dissectors/packet-zbee-nwk.c b/epan/dissectors/packet-zbee-nwk.c
index 4506641f6c..a380d8b754 100644
--- a/epan/dissectors/packet-zbee-nwk.c
+++ b/epan/dissectors/packet-zbee-nwk.c
@@ -551,7 +551,7 @@ dissect_zbee_nwk(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
}
offset += 8;
- if (!pinfo->fd->flags.visited) {
+ if (!pinfo->fd->flags.visited && nwk_hints) {
/* Provide hints to upper layers */
nwk_hints->src_pan = ieee_packet->src_pan;
@@ -564,7 +564,7 @@ dissect_zbee_nwk(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
}
else {
/* See if extended source info was previously sniffed */
- if (!pinfo->fd->flags.visited) {
+ if (!pinfo->fd->flags.visited && nwk_hints) {
nwk_hints->src_pan = ieee_packet->src_pan;
addr16.addr = packet.src;