[PATCH 1/2] drm/msm: remove unbalanced mutex unlock

Daniel Mack daniel at zonque.org
Thu Apr 5 11:07:27 UTC 2018


This regression stems from 0e08270a1f01 ("drm/msm: Separate locking of
buffer resources from struct_mutex").

Signed-off-by: Daniel Mack <daniel at zonque.org>
Cc: Sushmita Susheelendra <ssusheel at codeaurora.org>
Cc: Rob Clark <rclark at redhat.com>
Fixes: 0e08270a1f01 ("drm/msm: Separate locking of buffer resources from struct_mutex")
---
 drivers/gpu/drm/msm/dsi/dsi_host.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index 0f7324a686ca..27637d8a99ff 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -994,7 +994,6 @@ static int dsi_tx_buf_alloc(struct msm_dsi_host *msm_host, int size)
 
 		ret = msm_gem_get_iova(msm_host->tx_gem_obj,
 				priv->kms->aspace, &iova);
-		mutex_unlock(&dev->struct_mutex);
 		if (ret) {
 			pr_err("%s: failed to get iova, %d\n", __func__, ret);
 			return ret;
-- 
2.14.3



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