Commit-ID: ead97a49ec3a3cb9b5133acbfed9a49b91ebf37c Gitweb: https://git.kernel.org/tip/ead97a49ec3a3cb9b5133acbfed9a49b91ebf37c Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx> AuthorDate: Wed, 10 Apr 2019 12:28:07 +0200 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitDate: Sun, 14 Apr 2019 19:58:31 +0200 mm/kasan: Remove the ULONG_MAX stack trace hackery No architecture terminates the stack trace with ULONG_MAX anymore. Remove the cruft. Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Acked-by: Dmitry Vyukov <dvyukov@xxxxxxxxxx> Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> Cc: Josh Poimboeuf <jpoimboe@xxxxxxxxxx> Cc: Andy Lutomirski <luto@xxxxxxxxxx> Cc: Steven Rostedt <rostedt@xxxxxxxxxxx> Cc: Alexander Potapenko <glider@xxxxxxxxxx> Cc: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx> Cc: kasan-dev@xxxxxxxxxxxxxxxx Cc: linux-mm@xxxxxxxxx Link: https://lkml.kernel.org/r/20190410103644.750219625@xxxxxxxxxxxxx --- mm/kasan/common.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/mm/kasan/common.c b/mm/kasan/common.c index 80bbe62b16cd..38e5f20a775a 100644 --- a/mm/kasan/common.c +++ b/mm/kasan/common.c @@ -74,9 +74,6 @@ static inline depot_stack_handle_t save_stack(gfp_t flags) save_stack_trace(&trace); filter_irq_stacks(&trace); - if (trace.nr_entries != 0 && - trace.entries[trace.nr_entries-1] == ULONG_MAX) - trace.nr_entries--; return depot_save_stack(&trace, flags); }
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