Commit dc97898e authored by José Roberto de Souza's avatar José Roberto de Souza Committed by Rodrigo Vivi
Browse files

drm/xe: Initialize ret in mcr_lock() 



ret is not initialized in mcr_lock() when running in platforms with
graphics IP version < 1270, this could cause drm_WARN_ON_ONCE()
to hit eventually(what just happened to me).

Fixes: dd08ebf6 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Reviewed-by: default avatarMatt Roper <matthew.d.roper@intel.com>
Signed-off-by: default avatarJosé Roberto de Souza <jose.souza@intel.com>
Signed-off-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
parent 844c0700

drivers/gpu/drm/xe/xe_gt_mcr.c

+1 −1
Original line number Diff line number Diff line
@@ -383,7 +383,7 @@ static bool xe_gt_mcr_get_nonterminated_steering(struct xe_gt *gt, 
static void mcr_lock(struct xe_gt *gt)

{

	struct xe_device *xe = gt_to_xe(gt);

	int ret;

	int ret = 0;



	spin_lock(&gt->mcr_lock);