From 07abc3384e24356d1302459e2e5c4699ed7b0072 Mon Sep 17 00:00:00 2001
From: Roel Kluin <12o3l@tiscali.nl>
Date: Thu, 25 Oct 2007 10:24:55 +1000
Subject: missing mutex unlock bug

---
 linux-core/sis_mm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/linux-core/sis_mm.c b/linux-core/sis_mm.c
index 7e162a8e..9222b08d 100644
--- a/linux-core/sis_mm.c
+++ b/linux-core/sis_mm.c
@@ -133,6 +133,7 @@ static int sis_drm_alloc(struct drm_device * dev, struct drm_file *file_priv,
 		      dev_priv->agp_initialized)) {
 		DRM_ERROR
 		    ("Attempt to allocate from uninitialized memory manager.\n");
+		mutex_unlock(&dev->struct_mutex);
 		return -EINVAL;
 	}
 
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