From 0f2efbe6d8305b91c9b2c92ebaf8c24a614bc305 Mon Sep 17 00:00:00 2001 From: Luca Ceresoli Date: Wed, 24 Sep 2025 17:11:01 +0200 Subject: [PATCH] drm/bridge: refcount last_bridge in drm_atomic_bridge_chain_select_bus_fmts() Get a reference for the last_bridge when it is obtained and release it using a cleanup action. Reviewed-by: Maxime Ripard Link: https://lore.kernel.org/r/20250924-b4-drm-bridge-alloc-getput-drm_atomic_bridge_chain_select_bus_fmts-v1-1-f8c2efdb783f@bootlin.com Signed-off-by: Luca Ceresoli --- drivers/gpu/drm/drm_bridge.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c index 630b5e6594e0a..53e7ece36dd94 100644 --- a/drivers/gpu/drm/drm_bridge.c +++ b/drivers/gpu/drm/drm_bridge.c @@ -1086,12 +1086,12 @@ drm_atomic_bridge_chain_select_bus_fmts(struct drm_bridge *bridge, struct drm_encoder *encoder = bridge->encoder; struct drm_bridge_state *last_bridge_state; unsigned int i, num_out_bus_fmts = 0; - struct drm_bridge *last_bridge; u32 *out_bus_fmts; int ret = 0; - last_bridge = list_last_entry(&encoder->bridge_chain, - struct drm_bridge, chain_node); + struct drm_bridge *last_bridge __free(drm_bridge_put) = + drm_bridge_get(list_last_entry(&encoder->bridge_chain, + struct drm_bridge, chain_node)); last_bridge_state = drm_atomic_get_new_bridge_state(crtc_state->state, last_bridge); -- 2.47.3