[PATCH] fix /proc/<pid>/stat stack pointer for kernel threads

[Stefani Seibold]

This patch fix a small issue for the stack pointer in /proc/<pid>/stat.
In case of a kernel thread the value of the stack pointer should be 0.

Signed-off-by: Stefani Seibold <stefani@xxxxxxxxxxx>
---
 array.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- linux-2.6.32-rc5.old/fs/proc/array.c	2009-10-16 02:41:50.000000000 +0200
+++ linux-2.6.32-rc5.new/fs/proc/array.c	2009-11-05 13:46:58.770599144 +0100
@@ -571,7 +571,7 @@
 		rsslim,
 		mm ? mm->start_code : 0,
 		mm ? mm->end_code : 0,
-		(permitted) ? task->stack_start : 0,
+		(permitted && mm) ? task->stack_start : 0,
 		esp,
 		eip,
 		/* The signal information here is obsolete.


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