From 02b9bacbb27ee9593ecc39cbcda61226cd7d17e7 Mon Sep 17 00:00:00 2001 From: Sami Tolvanen Date: Sat, 22 Jun 2019 19:38:22 +0800 Subject: [PATCH] arm64: fix syscall_fn_t type [ Upstream commit 8ef8f368ce72b5e17f7c1f1ef15c38dcfd0fef64 ] Syscall wrappers in use const struct pt_regs * as the argument type. Use const in syscall_fn_t as well to fix indirect call type mismatches with Control-Flow Integrity checking. Signed-off-by: Sami Tolvanen Reviewed-by: Mark Rutland Signed-off-by: Will Deacon Signed-off-by: Sasha Levin Signed-off-by: Yang Yingliang --- arch/arm64/include/asm/syscall.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/include/asm/syscall.h b/arch/arm64/include/asm/syscall.h index ad8be16a39c9..58102652bf9e 100644 --- a/arch/arm64/include/asm/syscall.h +++ b/arch/arm64/include/asm/syscall.h @@ -20,7 +20,7 @@ #include #include -typedef long (*syscall_fn_t)(struct pt_regs *regs); +typedef long (*syscall_fn_t)(const struct pt_regs *regs); extern const syscall_fn_t sys_call_table[]; -- GitLab