linux-kernel - [REVIEW][PATCH 15/15] signal/arm64: Use send_sig

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Date:   Mon, 24 Sep 2018 11:10:15 +0200
From:   "Eric W. Biederman" <ebiederm@...ssion.com>
To:     linux-kernel@...r.kernel.org
Cc:     linux-arch@...r.kernel.org,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        linux-arm-kernel@...ts.infradead.org,
        "Eric W. Biederman" <ebiederm@...ssion.com>
Subject: [REVIEW][PATCH 15/15] signal/arm64: Use send_sig_fault where appropriate

Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>
---
 arch/arm64/kernel/fpsimd.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c
index 58c53bc96928..5ebe73b69961 100644
--- a/arch/arm64/kernel/fpsimd.c
+++ b/arch/arm64/kernel/fpsimd.c
@@ -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)
 {
-	siginfo_t info;
 	unsigned int si_code = FPE_FLTUNK;
 
 	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;
 	}
 
-	clear_siginfo(&info);
-	info.si_signo = SIGFPE;
-	info.si_code = si_code;
-	info.si_addr = (void __user *)instruction_pointer(regs);
-
-	send_sig_info(SIGFPE, &info, current);
+	send_sig_fault(SIGFPE, si_code,
+		       (void __user *)instruction_pointer(regs),
+		       current);
 }
 
 void fpsimd_thread_switch(struct task_struct *next)
-- 
2.17.1