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Revert "host1x-fence:Free the kzalloc mem"

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This reverts the commit 20c43e79ff ("host1x-fence:Free
the kzalloc mem")

This change is causing the kernel crash when running the
ap_compue_level_1 on kernel 6.8 and kernel 6.9.

Reverting the change while more investigation is in progress
for proper fix of memory leak.

Bug 4779016

Change-Id: Ib7a1cf81cbc2f23d2e0a64115b4374da34a2961b
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3184970
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Laxman Dewangan
2024-07-30 12:41:04 +00:00
committed by mobile promotions
parent 076b6e793c
commit 42645ad049
1 changed files with 7 additions and 7 deletions
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14
drivers/gpu/host1x-fence/dev.c
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@@ -1,5 +1,9 @@
// SPDX-License-Identifier: GPL-2.0-only
// SPDX-FileCopyrightText: Copyright (c) 2022-2024, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
/*
* Host1x fence UAPI
*
* Copyright (c) 2022-2024, NVIDIA CORPORATION. All rights reserved.
*/
#include <nvidia/conftest.h>
@@ -201,23 +205,20 @@ struct host1x_pollfd {
static int host1x_pollfd_release(struct inode *inode, struct file *file)
{
struct host1x_pollfd *pollfd = file->private_data;
struct host1x_pollfd_fence *pfd_fence, *pfd_fence_temp;
struct host1x_pollfd_fence *pfd_fence;
mutex_lock(&pollfd->lock);
list_for_each_entry_safe(pfd_fence, pfd_fence_temp, &pollfd->fences, list) {
list_for_each_entry(pfd_fence, &pollfd->fences, list) {
if (pfd_fence->callback_set) {
if (dma_fence_remove_callback(pfd_fence->fence, &pfd_fence->callback))
host1x_fence_cancel(pfd_fence->fence);
}
dma_fence_put(pfd_fence->fence);
kfree(pfd_fence);
}
mutex_unlock(&pollfd->lock);
kfree(pollfd);
return 0;
}
@@ -236,7 +237,6 @@ static unsigned int host1x_pollfd_poll(struct file *file, poll_table *wait)
mask = POLLPRI | POLLIN;
dma_fence_put(pfd_fence->fence);
list_del(&pfd_fence->list);
kfree(pfd_fence);
}
}