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signal/x86: Remove task parameter from send_sigtrap

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The send_sigtrap function is always called with task == current.  Make
that explicit by removing the task parameter.

This also makes it clear that the x86 send_sigtrap passes current
into force_sig_fault.

Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman
2019-02-05 18:25:11 -06:00
parent f8eac9011b
commit 28d42ea14e
3 changed files with 6 additions and 6 deletions
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2
arch/x86/kernel/traps.c
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@@ -805,7 +805,7 @@ dotraplinkage void do_debug(struct pt_regs *regs, long error_code)
}
si_code = get_si_code(tsk->thread.debugreg6);
if (tsk->thread.debugreg6 & (DR_STEP | DR_TRAP_BITS) || user_icebp)
send_sigtrap(tsk, regs, error_code, si_code);
send_sigtrap(regs, error_code, si_code);
cond_local_irq_disable(regs);
debug_stack_usage_dec();