x86/dumpstack: Fix show_stack() task pointer regression
With the following commit: e18bcccd ("x86/dumpstack: Convert show_trace_log_lvl() to use the new unwinder") The task pointer argument to show_stack_log_lvl() in show_stack() was inadvertently changed to 'current'. Signed-off-by: NJosh Poimboeuf <jpoimboe@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: byungchul.park@lge.com Cc: fweisbec@gmail.com Cc: keescook@chromium.org Cc: linux-tip-commits@vger.kernel.org Cc: luto@amacapital.net Cc: nilayvaish@gmail.com Cc: rostedt@goodmis.org Cc: tip-bot for Josh Poimboeuf <tipbot@zytor.com> Fixes: e18bcccd ("x86/dumpstack: Convert show_trace_log_lvl() to use the new unwinder") Link: http://lkml.kernel.org/r/20160920155340.yhewlx7vmgmov5fb@trebleSigned-off-by: NIngo Molnar <mingo@kernel.org>
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