From: Loic Poulain Date: Thu, 18 Dec 2025 15:13:07 +0000 (+0100) Subject: drm/bridge: anx7625: Fix invalid EDID size X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1d5362145de96b5d00d590605cc94cdfa572b405;p=thirdparty%2Fkernel%2Flinux.git drm/bridge: anx7625: Fix invalid EDID size DRM checks EDID block count against allocated size in drm_edid_valid function. We have to allocate the right EDID size instead of the max size to prevent the EDID to be reported as invalid. Cc: stable@kernel.org Fixes: 7c585f9a71aa ("drm/bridge: anx7625: use struct drm_edid more") Reviewed-by: Dmitry Baryshkov Signed-off-by: Loic Poulain Link: https://patch.msgid.link/20251218151307.95491-1-loic.poulain@oss.qualcomm.com Signed-off-by: Dmitry Baryshkov --- diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 6f3fdcb6afdb9..4e49e4f28d552 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -1801,7 +1801,7 @@ static const struct drm_edid *anx7625_edid_read(struct anx7625_data *ctx) return NULL; } - ctx->cached_drm_edid = drm_edid_alloc(edid_buf, FOUR_BLOCK_SIZE); + ctx->cached_drm_edid = drm_edid_alloc(edid_buf, edid_num * ONE_BLOCK_SIZE); kfree(edid_buf); out: