Commit 7523c4dd authored by OGAWA Hirofumi's avatar OGAWA Hirofumi Committed by Linus Torvalds

[PATCH] x86_64: Fix dump_trace()

If caller passed the tsk, we should use it to validate a stack ptr.
Otherwise, sysrq-t and other debugging stuff doesn't work.
Signed-off-by: default avatarOGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent b06b5a53
......@@ -319,7 +319,7 @@ void dump_trace(struct task_struct *tsk, struct pt_regs *regs,
/*
* This handles the process stack:
*/
tinfo = current_thread_info();
tinfo = task_thread_info(tsk);
HANDLE_STACK (valid_stack_ptr(tinfo, stack));
#undef HANDLE_STACK
put_cpu();
......
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