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hwsim: Fix leak of send_frame_info->user_data

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In case the genl object is cleaned up prior to the callback being
called, the DBus message might get leaked.  Can only happen in bizarre
cases.
This commit is contained in:
Denis Kenzior 2018-01-30 23:00:46 -06:00
parent f22ec55efb
commit 17f55f3b4a
1 changed files with 5 additions and 0 deletions
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5
tools/hwsim.c
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@ -1208,6 +1208,8 @@ static void send_custom_frame_callback(struct l_genl_msg *msg, void *user_data)
struct l_dbus_message *message = info->user_data;
struct l_dbus_message *reply;
info->user_data = NULL;
if (l_genl_msg_get_error(msg) < 0) {
/* Radio address or frequency didn't match */
l_debug("HWSIM_CMD_FRAME failed for destination %s: %d",
@ -1226,6 +1228,9 @@ static void send_custom_frame_destroy(void *user_data)
{
struct send_frame_info *info = user_data;
if (info->user_data)
l_dbus_message_unref(info->user_data);
l_free(info->frame);
l_free(info->radio);
l_free(info);