Commit f5903085 authored Feb 11, 2011 by Kees Cook Committed by Ingo Molnar Feb 12, 2011

timer debug: Hide kernel addresses via %pK in /proc/timer_list

In the continuing effort to avoid kernel addresses leaking to
unprivileged users, this patch switches to %pK for
/proc/timer_list reporting.

Signed-off-by: Kees Cook <kees.cook@canonical.com>
Cc: John Stultz <johnstul@us.ibm.com>
Cc: Dan Rosenberg <drosenberg@vsecurity.com>
Cc: Eugene Teo <eugeneteo@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <20110212032125.GA23571@outflux.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent d2478521

kernel/time/timer_list.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -41,7 +41,7 @@ static void print_name_offset(struct seq_file m, void sym)
		char symname[KSYM_NAME_LEN];

		if (lookup_symbol_name((unsigned long)sym, symname) < 0)
		SEQ_printf(m, "<%p>", sym);
		SEQ_printf(m, "<%pK>", sym);
		else
		SEQ_printf(m, "%s", symname);
		}
		@@ -112,7 +112,7 @@ next_one:
		static void
		print_base(struct seq_file m, struct hrtimer_clock_base base, u64 now)
		{
		SEQ_printf(m, " .base: %p\n", base);
		SEQ_printf(m, " .base: %pK\n", base);
		SEQ_printf(m, " .index: %d\n",
		base->index);
		SEQ_printf(m, " .resolution: %Lu nsecs\n",

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