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linux_sync_file: Fix missing init/fini steps. 

Noted by rjs@.

PR kern/58210
This commit is contained in:
riastradh 2024-04-28 15:35:39 +00:00
parent adc3ee3bfc
commit 606bfddf18
1 changed files with 7 additions and 3 deletions
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10
sys/external/bsd/drm2/linux/linux_sync_file.c vendored
View File

@ -1,4 +1,4 @@
/* $NetBSD: linux_sync_file.c,v 1.2 2022/02/12 15:51:29 thorpej Exp $ */
/* $NetBSD: linux_sync_file.c,v 1.3 2024/04/28 15:35:39 riastradh Exp $ */
/*-
* Copyright (c) 2020 The NetBSD Foundation, Inc.
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: linux_sync_file.c,v 1.2 2022/02/12 15:51:29 thorpej Exp $");
__KERNEL_RCSID(0, "$NetBSD: linux_sync_file.c,v 1.3 2024/04/28 15:35:39 riastradh Exp $");
#include <sys/event.h>
#include <sys/fcntl.h>
@ -51,15 +51,17 @@ sync_file_create(struct dma_fence *fence, struct file *fp)
sf = kmem_zalloc(sizeof(*sf), KM_SLEEP);
sf->file = fp;
sf->sf_fence = dma_fence_get(fence);
mutex_init(&sf->sf_lock, MUTEX_DEFAULT, IPL_VM);
selinit(&sf->sf_selq);
sf->sf_polling = false;
sf->sf_signalled = false;
sf->sf_fence = dma_fence_get(fence);
fp->f_type = DTYPE_MISC;
fp->f_flag = FREAD | FWRITE;
fp->f_ops = &sync_file_ops;
fp->f_data = sf;
return sf;
}
@ -73,6 +75,8 @@ sync_file_close(struct file *fp)
dma_fence_remove_callback(sf->sf_fence, &sf->sf_fcb);
dma_fence_put(sf->sf_fence);
sf->sf_fence = NULL;
seldestroy(&sf->sf_selq);
mutex_destroy(&sf->sf_lock);
kmem_free(sf, sizeof(*sf));