in case of failed to get iova, function was returning without releasing the mutex. Added it.
Signed-off-by: Saurabh Sengar saurabh.truth@gmail.com --- drivers/gpu/drm/msm/dsi/dsi_host.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 4c49868..13f937b 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -849,11 +849,11 @@ static int dsi_tx_buf_alloc(struct msm_dsi_host *msm_host, int size) }
ret = msm_gem_get_iova_locked(msm_host->tx_gem_obj, 0, &iova); + mutex_unlock(&dev->struct_mutex); if (ret) { pr_err("%s: failed to get iova, %d\n", __func__, ret); return ret; } - mutex_unlock(&dev->struct_mutex);
if (iova & 0x07) { pr_err("%s: buf NOT 8 bytes aligned\n", __func__);