[PATCH net] net: wwan: iosm: fix potential memory leaks in ipc_imem_init()

[Abdun Nihaal]

The memory allocated in ipc_protocol_init() is not freed on the error
paths that follow in ipc_imem_init(). Fix that by calling the
corresponding release function ipc_protocol_deinit() in the error path.

Fixes: 3670970dd8c6 ("net: iosm: shared memory IPC interface")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Abdun Nihaal <nihaal@xxxxxxxxxxxxxx>
---
Compile tested only. Issue found using static analysis.

 drivers/net/wwan/iosm/iosm_ipc_imem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem.c b/drivers/net/wwan/iosm/iosm_ipc_imem.c
index 1b7bc7d63a2e..f4edb277efd9 100644
--- a/drivers/net/wwan/iosm/iosm_ipc_imem.c
+++ b/drivers/net/wwan/iosm/iosm_ipc_imem.c
@@ -1422,6 +1422,7 @@ struct iosm_imem *ipc_imem_init(struct iosm_pcie *pcie, unsigned int device_id,
 	hrtimer_cancel(&ipc_imem->fast_update_timer);
 	hrtimer_cancel(&ipc_imem->tdupdate_timer);
 	hrtimer_cancel(&ipc_imem->startup_timer);
+	ipc_protocol_deinit(ipc_imem->ipc_protocol);
 protocol_init_fail:
 	cancel_work_sync(&ipc_imem->run_state_worker);
 	ipc_task_deinit(ipc_imem->ipc_task);
-- 
2.43.0