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

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@vger.kernel.org
Signed-off-by: Abdun Nihaal <nihaal@cse.iitm.ac.in>
Link: https://patch.msgid.link/20260519062815.55545-1-nihaal@cse.iitm.ac.in
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem.c b/drivers/net/wwan/iosm/iosm_ipc_imem.c
index 1b7bc7d63a2e8574b5a4720836f515a6e90210a8..4405c8531888001820c9284f34ca6fb89322e7d1 100644 (file)
--- a/drivers/net/wwan/iosm/iosm_ipc_imem.c
+++ b/drivers/net/wwan/iosm/iosm_ipc_imem.c
@@ -1425,6 +1425,8 @@ imem_config_fail:
 protocol_init_fail:
        cancel_work_sync(&ipc_imem->run_state_worker);
        ipc_task_deinit(ipc_imem->ipc_task);
+       if (ipc_imem->ipc_protocol)
+               ipc_protocol_deinit(ipc_imem->ipc_protocol);
 ipc_task_init_fail:
        kfree(ipc_imem->ipc_task);
 ipc_task_fail: