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signal/arm64: Use send_sig_fault where appropriate

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Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Tested-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman 2018-04-16 13:47:06 -05:00
parent f3a900b341
commit c852680959
1 changed files with 3 additions and 7 deletions
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10
arch/arm64/kernel/fpsimd.c
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@ -842,7 +842,6 @@ asmlinkage void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs)
*/ */
asmlinkage void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs) asmlinkage void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs)
{ {
siginfo_t info;
unsigned int si_code = FPE_FLTUNK; unsigned int si_code = FPE_FLTUNK;
if (esr & ESR_ELx_FP_EXC_TFV) { if (esr & ESR_ELx_FP_EXC_TFV) {
@ -858,12 +857,9 @@ asmlinkage void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs)
si_code = FPE_FLTRES; si_code = FPE_FLTRES;
} }
clear_siginfo(&info); send_sig_fault(SIGFPE, si_code,
info.si_signo = SIGFPE; (void __user *)instruction_pointer(regs),
info.si_code = si_code; current);
info.si_addr = (void __user *)instruction_pointer(regs);
send_sig_info(SIGFPE, &info, current);
} }
void fpsimd_thread_switch(struct task_struct *next) void fpsimd_thread_switch(struct task_struct *next)