patch[bttv7-20031024;0.7.109pre]: snapshot oopses in bttvp.h

[Gunther.Mayer@xxxxxxxxxxx (Gunther Mayer)]

Hi,
this patch fixes a kernel oops in bttv_open with latest snapshot.

-
Gunther


--- bttv7-20031024/bttvp.h-this-oopses-or-worse Sun Nov  2 23:50:34 2003
+++ bttv7-20031024/bttvp.h      Sun Nov  2 23:57:16 2003
@@ -113,14 +113,18 @@
 };

 struct bttv {
-       struct bttv_core c;
-
+       // FIXME:  some code silently assumes "&btv == &btv->video_dev", so
+       // this struct has to start with "video_dev" ! else: oopses.
+       // (e.g. see bttv_open vs. init_video_dev)
        struct video_device video_dev;
        struct video_device radio_dev;
        struct video_device vbi_dev;
        struct video_picture picture;           /* Current picture params */
        struct video_audio audio_dev;           /* Current audio params */

+        struct bttv_core c;
+
+
        spinlock_t s_lock;
         struct semaphore lock;
        unsigned int user;

--- bttv7-20031024/bttvp.h-this-oopses-or-worse	Sun Nov  2 23:50:34 2003
+++ bttv7-20031024/bttvp.h	Sun Nov  2 23:57:16 2003
@@ -113,14 +113,18 @@
 };
 
 struct bttv {
-	struct bttv_core c;
-	
+	// FIXME:  some code silently assumes "&btv == &btv->video_dev", so 
+	// this struct has to start with "video_dev" ! else: oopses.
+	// (e.g. see bttv_open vs. init_video_dev)
 	struct video_device video_dev;
 	struct video_device radio_dev;
 	struct video_device vbi_dev;
 	struct video_picture picture;		/* Current picture params */
 	struct video_audio audio_dev;		/* Current audio params */
 
+        struct bttv_core c;
+
+
 	spinlock_t s_lock;
         struct semaphore lock;
 	unsigned int user;