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COSE: fix might be clobbered by ‘longjmp’ or ‘vfork’ [-Werror=clobbered]

This commit is contained in:
Joakim Karlsson 2021-09-29 13:47:04 +02:00 committed by Wireshark GitLab Utility
parent 42906f1246
commit 6d04c07955
1 changed files with 5 additions and 2 deletions
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7
epan/dissectors/packet-cose.c
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@ -349,6 +349,9 @@ static void dissect_header_pair(dissector_table_t dis_table, cose_header_context
wscbor_chunk_t *chunk_label = wscbor_chunk_read(wmem_packet_scope(), tvb, offset);
proto_item *item_label = NULL;
proto_tree *volatile tree_label = NULL;
tvbuff_t *volatile tvb_value = NULL;
cose_param_key_t *key = g_new0(cose_param_key_t, 1);
switch (chunk_label->type_major) {
@ -382,12 +385,12 @@ static void dissect_header_pair(dissector_table_t dis_table, cose_header_context
key->principal = NULL;
dissector = dissector_get_custom_table_handle(dis_table, key);
}
proto_tree *tree_label = proto_item_add_subtree(item_label, ett_hdr_label);
tree_label = proto_item_add_subtree(item_label, ett_hdr_label);
// Peek into the value as tvb
const gint offset_value = *offset;
wscbor_skip_next_item(wmem_packet_scope(), tvb, offset);
tvbuff_t *tvb_value = tvb_new_subset_length(tvb, offset_value, *offset - offset_value);
tvb_value = tvb_new_subset_length(tvb, offset_value, *offset - offset_value);
gint sublen = 0;
if (dissector) {