From: Haoxiang Li haoxiang_li2024@163.com
Add check for the return value of alloc_ordered_workqueue() in xe_display_create() to catch potential exception.
Fixes: 44e694958b95 ("drm/xe/display: Implement display support") Cc: stable@vger.kernel.org Signed-off-by: Haoxiang Li haoxiang_li2024@163.com Signed-off-by: Jani Nikula jani.nikula@intel.com --- drivers/gpu/drm/xe/display/xe_display.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 699f401eff10..df897d08255c 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -112,6 +112,8 @@ int xe_display_create(struct xe_device *xe) spin_lock_init(&display->fb_tracking.lock);
display->hotplug.dp_wq = alloc_ordered_workqueue("xe-dp", 0); + if (!display->hotplug.dp_wq) + return -ENOMEM;
return drmm_add_action_or_reset(&xe->drm, display_destroy, NULL); }
On 16/05/2025 13:16, Jani Nikula wrote:
From: Haoxiang Li haoxiang_li2024@163.com
Add check for the return value of alloc_ordered_workqueue() in xe_display_create() to catch potential exception.
Fixes: 44e694958b95 ("drm/xe/display: Implement display support") Cc: stable@vger.kernel.org Signed-off-by: Haoxiang Li haoxiang_li2024@163.com Signed-off-by: Jani Nikula jani.nikula@intel.com
Reviewed-by: Matthew Auld matthew.auld@intel.com
drivers/gpu/drm/xe/display/xe_display.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 699f401eff10..df897d08255c 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -112,6 +112,8 @@ int xe_display_create(struct xe_device *xe) spin_lock_init(&display->fb_tracking.lock); display->hotplug.dp_wq = alloc_ordered_workqueue("xe-dp", 0);
- if (!display->hotplug.dp_wq)
return -ENOMEM;
return drmm_add_action_or_reset(&xe->drm, display_destroy, NULL); }
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