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drm/mxsfb: put the bridge returned by drm_bridge_chain_get_first_bridge()

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The bridge returned by drm_bridge_chain_get_first_bridge() is
refcounted. Put it when done. Use a scope-based free action to catch all
the code paths.

Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/20250708-drm-bridge-alloc-getput-drm_bridge_chain_get_first_bridge-v9-3-db1ba3df7f58@bootlin.com
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
This commit is contained in:
Luca Ceresoli 2025-07-08 17:48:20 +02:00
parent 8fa5909400
commit a73ddcba33
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/mxsfb/lcdif_kms.c
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@ -433,7 +433,6 @@ static int lcdif_crtc_atomic_check(struct drm_crtc *crtc,
struct drm_connector *connector;
struct drm_encoder *encoder;
struct drm_bridge_state *bridge_state;
struct drm_bridge *bridge;
u32 bus_format, bus_flags;
bool format_set = false, flags_set = false;
int ret, i;
@ -453,7 +452,8 @@ static int lcdif_crtc_atomic_check(struct drm_crtc *crtc,
encoder = connector_state->best_encoder;
bridge = drm_bridge_chain_get_first_bridge(encoder);
struct drm_bridge *bridge __free(drm_bridge_put) =
drm_bridge_chain_get_first_bridge(encoder);
if (!bridge)
continue;