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drm/fb-helper: Remove unused local variable in hotplug_event()

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Remove the 'err' local variable in drm_fb_helper_hotplug_event() which
only stores a return value that is never used beyond the immediate
return statement.  This simplifies the code without behavior changes.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://patch.msgid.link/20260602-dw-hdmi-qp-scramb-v7-1-445eb54ee1ed@collabora.com
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
This commit is contained in:
Cristian Ciocaltea
2026-06-02 01:44:01 +03:00
committed by Luca Ceresoli
parent 60b5fa6edf
commit cdeb2ccd99
1 changed files with 3 additions and 8 deletions
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11
drivers/gpu/drm/drm_fb_helper.c
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@@ -1744,21 +1744,17 @@ EXPORT_SYMBOL(drm_fb_helper_initial_config);
*/
int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper)
{
int err = 0;
if (!drm_fbdev_emulation || !fb_helper)
return 0;
mutex_lock(&fb_helper->lock);
if (fb_helper->deferred_setup) {
err = __drm_fb_helper_initial_config_and_unlock(fb_helper);
return err;
}
if (fb_helper->deferred_setup)
return __drm_fb_helper_initial_config_and_unlock(fb_helper);
if (!fb_helper->fb || !drm_master_internal_acquire(fb_helper->dev)) {
fb_helper->delayed_hotplug = true;
mutex_unlock(&fb_helper->lock);
return err;
return 0;
}
drm_master_internal_release(fb_helper->dev);
@@ -1802,4 +1798,3 @@ bool drm_fb_helper_gem_is_fb(const struct drm_fb_helper *fb_helper,
return gem == obj;
}
EXPORT_SYMBOL_GPL(drm_fb_helper_gem_is_fb);