[PATCH] OMAPDSS: HDMI: fix missing unlock on error in hdmi_dump_regs()

---
no test
---
  drivers/video/omap2/dss/hdmi.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c
index a48a7dd..8c9b8b3 100644
--- a/drivers/video/omap2/dss/hdmi.c
+++ b/drivers/video/omap2/dss/hdmi.c

@@ -644,8 +644,10 @@ static void hdmi_dump_regs(struct seq_file *s)
  {
  	mutex_lock(&hdmi.lock);

-	if (hdmi_runtime_get())
+	if (hdmi_runtime_get()) {
+		mutex_unlock(&hdmi.lock);
  		return;
+	}

  	hdmi.ip_data.ops->dump_wrapper(&hdmi.ip_data, s);
  	hdmi.ip_data.ops->dump_pll(&hdmi.ip_data, s);


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From: Wei Yongjun <redacted>

Add the missing unlock on the error handling path in function
hdmi_dump_regs().

Signed-off-by: Wei Yongjun <redacted>
---
no test
---
 drivers/video/omap2/dss/hdmi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c
index a48a7dd..8c9b8b3 100644
--- a/drivers/video/omap2/dss/hdmi.c
+++ b/drivers/video/omap2/dss/hdmi.c

@@ -644,8 +644,10 @@ static void hdmi_dump_regs(struct seq_file *s)
 {
 	mutex_lock(&hdmi.lock);
 
-	if (hdmi_runtime_get())
+	if (hdmi_runtime_get()) {
+		mutex_unlock(&hdmi.lock);
 		return;
+	}
 
 	hdmi.ip_data.ops->dump_wrapper(&hdmi.ip_data, s);
 	hdmi.ip_data.ops->dump_pll(&hdmi.ip_data, s);