1 files changed, 74 insertions, 0 deletions
diff --git a/packages/gsm/files/0002-Flush-all-pending-commands-before-restarting-the-mod.patch b/packages/gsm/files/0002-Flush-all-pending-commands-before-restarting-the-mod.patch
new file mode 100644
index 0000000000..3683596389
--- /dev/null
+++ b/packages/gsm/files/0002-Flush-all-pending-commands-before-restarting-the-mod.patch
@@ -0,0 +1,74 @@
+From 1078f7aced63c6216bffe649930b97c9ccf9a16e Mon Sep 17 00:00:00 2001
+From: Andrzej Zaborowski <balrog@zabor.org>
+Date: Wed, 19 Sep 2007 14:04:50 +0200
+Subject: [PATCH] Flush all pending commands before restarting the modem initialisation.
+
+---
+ include/gsmd/gsmd.h |    1 +
+ src/gsmd/atcmd.c    |   21 +++++++++++++++++++++
+ src/gsmd/timer.c    |    8 ++++++++
+ 3 files changed, 30 insertions(+), 0 deletions(-)
+
+diff --git a/include/gsmd/gsmd.h b/include/gsmd/gsmd.h
+index 4afdf66..6ac9d8e 100644
+--- a/include/gsmd/gsmd.h
++++ b/include/gsmd/gsmd.h
+@@ -131,6 +131,7 @@ struct gsmd_timer {
+ 
+ int gsmd_timer_init(void);
+ void gmsd_timer_check_n_run(void);
++void gsmd_timer_reset(void);
+ 
+ struct gsmd_timer *gsmd_timer_alloc(void);
+ int gsmd_timer_register(struct gsmd_timer *timer);
+diff --git a/src/gsmd/atcmd.c b/src/gsmd/atcmd.c
+index 27dfa41..2f6cee2 100644
+--- a/src/gsmd/atcmd.c
++++ b/src/gsmd/atcmd.c
+@@ -264,6 +264,27 @@ static int ml_parse(const char *buf, int len, void *ctx)
+ 	if (strlen(buf) == 0 ||
+ 	    !strcmp(buf, "AT-Command Interpreter ready")) {
+ 		g->interpreter_ready = 1;
++		g->clear_to_send = 1;
++
++		/* Flush current queue and reinitialise */
++		while (!llist_empty(&g->busy_atcmds)) {
++			cmd = llist_entry(g->busy_atcmds.next,
++					  struct gsmd_atcmd, list);
++			gsmd_log(GSMD_NOTICE, "discarding busy cmd %s\n",
++					cmd->buf);
++			llist_del(&cmd->list);
++			talloc_free(cmd);
++		}
++		while (!llist_empty(&g->pending_atcmds)) {
++			cmd = llist_entry(g->pending_atcmds.next,
++					  struct gsmd_atcmd, list);
++			gsmd_log(GSMD_NOTICE, "discarding pending cmd %s\n",
++					cmd->buf);
++			llist_del(&cmd->list);
++			talloc_free(cmd);
++		}
++
++		gsmd_timer_reset();
+ 		gsmd_initsettings(g);
+ 		gmsd_alive_start(g);
+ 		atcmd_wake_queue(g);
+diff --git a/src/gsmd/timer.c b/src/gsmd/timer.c
+index 5200690..8877275 100644
+--- a/src/gsmd/timer.c
++++ b/src/gsmd/timer.c
+@@ -215,3 +215,11 @@ void gsmd_timer_unregister(struct gsmd_timer *timer)
+ 	/* re-calculate next expiration */
+ 	calc_next_expiration();
+ }
++
++void gsmd_timer_reset(void)
++{
++	while (!llist_empty(&gsmd_timers))
++		/* TODO: free associated resources (e.g timer->cancel_cb()) */
++		llist_del(&llist_entry(gsmd_timers.next,
++					struct gsmd_timer, list)->list);
++}
+-- 
+1.5.2.1
+