* [PATCH] drm/framebuffer: break out of loop, if the requested element is found
@ 2022-10-16 20:03 Hamza Mahfooz
0 siblings, 0 replies; only message in thread
From: Hamza Mahfooz @ 2022-10-16 20:03 UTC (permalink / raw)
To: linux-kernel
Cc: Hamza Mahfooz, Maarten Lankhorst, Maxime Ripard,
Thomas Zimmermann, David Airlie, Daniel Vetter, dri-devel
We can stop searching through the linked-list after we have found the
element we are looking for. So, break out of list_for_each_entry()
after we have found the element we are looking for in drm_mode_rmfb().
Signed-off-by: Hamza Mahfooz <someguy@effective-light.com>
---
drivers/gpu/drm/drm_framebuffer.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c
index 2dd97473ca10..557177a4c5be 100644
--- a/drivers/gpu/drm/drm_framebuffer.c
+++ b/drivers/gpu/drm/drm_framebuffer.c
@@ -441,8 +441,11 @@ int drm_mode_rmfb(struct drm_device *dev, u32 fb_id,
mutex_lock(&file_priv->fbs_lock);
list_for_each_entry(fbl, &file_priv->fbs, filp_head)
- if (fb == fbl)
+ if (fb == fbl) {
found = 1;
+ break;
+ }
+
if (!found) {
mutex_unlock(&file_priv->fbs_lock);
goto fail_unref;
--
2.37.3
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