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Code Issues Releases Wiki Activity

accel/ivpu: Check return code of ipc->lock init

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Return value of drmm_mutex_init(ipc->lock) was unchecked.

Fixes: 5d7422cfb4 ("accel/ivpu: Add IPC driver and JSM messages")
Cc: <stable@vger.kernel.org> # v6.3+
Signed-off-by: Wachowski, Karol <karol.wachowski@intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240402104929.941186-2-jacek.lawrynowicz@linux.intel.com
This commit is contained in:
Wachowski, Karol 2024-04-02 12:49:22 +02:00 committed by Jacek Lawrynowicz
parent 185fdb4697
commit f0cf7ffcd0
1 changed files with 6 additions and 2 deletions
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8
drivers/accel/ivpu/ivpu_ipc.c
View file

@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2020-2023 Intel Corporation
* Copyright (C) 2020-2024 Intel Corporation
*/
#include <linux/genalloc.h>
@ -501,7 +501,11 @@ int ivpu_ipc_init(struct ivpu_device *vdev)
spin_lock_init(&ipc->cons_lock);
INIT_LIST_HEAD(&ipc->cons_list);
INIT_LIST_HEAD(&ipc->cb_msg_list);
drmm_mutex_init(&vdev->drm, &ipc->lock);
ret = drmm_mutex_init(&vdev->drm, &ipc->lock);
if (ret) {
ivpu_err(vdev, "Failed to initialize ipc->lock, ret %d\n", ret);
goto err_free_rx;
}
ivpu_ipc_reset(vdev);
return 0;