diff options
| author | Madhavan T. Venkataraman <[email protected]> | 2022-04-13 15:59:05 +0100 |
|---|---|---|
| committer | Catalin Marinas <[email protected]> | 2022-04-22 15:33:13 +0100 |
| commit | 4f6277e8ac397e5932d9af5c6b3dadefe81d53dc (patch) | |
| tree | 990ce1c29120b3572e074ffbd496e4682874b3b0 | |
| parent | b2d229d4ddb17db541098b83524d901257e93845 (diff) | |
arm64: stacktrace: remove NULL task check from unwind_frame()
Currently, there is a check for a NULL task in unwind_frame(). It is not
needed since all current callers pass a non-NULL task.
There should be no functional change as a result of this patch.
Signed-off-by: Madhavan T. Venkataraman <[email protected]>
Reviewed-by: Mark Brown <[email protected]>
Signed-off-by: Mark Rutland <[email protected]>
Reviewed-by: Kalesh Singh <[email protected]> for the series.
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Catalin Marinas <[email protected]>
| -rw-r--r-- | arch/arm64/kernel/stacktrace.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c index e4103e085681..94932ade5c79 100644 --- a/arch/arm64/kernel/stacktrace.c +++ b/arch/arm64/kernel/stacktrace.c @@ -70,9 +70,6 @@ static int notrace unwind_frame(struct task_struct *tsk, unsigned long fp = frame->fp; struct stack_info info; - if (!tsk) - tsk = current; - /* Final frame; nothing to unwind */ if (fp == (unsigned long)task_pt_regs(tsk)->stackframe) return -ENOENT; |