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drm/xe: Fix memory leak in xe_vm_madvise_ioctl

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When check_bo_args_are_sane() validation fails, jump to the new
free_vmas cleanup label to properly free the allocated resources.
This ensures proper cleanup in this error path.

Fixes: 293032eec4 ("drm/xe/bo: Update atomic_access attribute on madvise")
Cc: stable@vger.kernel.org # v6.18+
Reviewed-by: Shuicheng Lin <shuicheng.lin@intel.com>
Signed-off-by: Varun Gupta <varun.gupta@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://patch.msgid.link/20260223175145.1532801-1-varun.gupta@intel.com
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@intel.com>
(cherry picked from commit 29bd06faf7)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Varun Gupta 2026-02-23 23:21:45 +05:30 committed by Rodrigo Vivi
parent 3091723785
commit 0cfe9c4838
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GPG Key ID: FA625F640EEB13CA
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/xe/xe_vm_madvise.c
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@ -453,7 +453,7 @@ int xe_vm_madvise_ioctl(struct drm_device *dev, void *data, struct drm_file *fil
madvise_range.num_vmas,
args->atomic.val)) {
err = -EINVAL;
goto madv_fini;
goto free_vmas;
}
}
@ -490,6 +490,7 @@ int xe_vm_madvise_ioctl(struct drm_device *dev, void *data, struct drm_file *fil
err_fini:
if (madvise_range.has_bo_vmas)
drm_exec_fini(&exec);
free_vmas:
kfree(madvise_range.vmas);
madvise_range.vmas = NULL;
madv_fini: