From: Al Viro <viro@zeniv.linux.org.uk>
Date: Tue, 25 Dec 2012 20:50:19 +0000 (-0500)
Subject: arm64: switch to generic compat rt_sigqueueinfo()
X-Git-Tag: Ubuntu-snapdragon-4.4.0-1050.54~13070^2~6^3~3
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=4cd2b2fa61ef65300cb237febc0e8a77f23b6c44;p=mirror_ubuntu-artful-kernel.git

arm64: switch to generic compat rt_sigqueueinfo()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 6f056d7d3c62..c23afb12e0da 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -8,6 +8,7 @@ config ARM64
 	select GENERIC_CLOCKEVENTS
 	select GENERIC_COMPAT_RT_SIGPENDING
 	select GENERIC_COMPAT_RT_SIGPROCMASK
+	select GENERIC_COMPAT_RT_SIGQUEUEINFO
 	select GENERIC_HARDIRQS_NO_DEPRECATED
 	select GENERIC_IOMAP
 	select GENERIC_IRQ_PROBE
diff --git a/arch/arm64/kernel/signal32.c b/arch/arm64/kernel/signal32.c
index 39240d8e7aab..806da6f5e28d 100644
--- a/arch/arm64/kernel/signal32.c
+++ b/arch/arm64/kernel/signal32.c
@@ -693,24 +693,6 @@ int compat_setup_frame(int usig, struct k_sigaction *ka, sigset_t *set,
 	return err;
 }
 
-asmlinkage int compat_sys_rt_sigqueueinfo(int pid, int sig,
-					  compat_siginfo_t __user *uinfo)
-{
-	siginfo_t info;
-	int ret;
-	mm_segment_t old_fs = get_fs();
-
-	ret = copy_siginfo_from_user32(&info, uinfo);
-	if (unlikely(ret))
-		return ret;
-
-	set_fs (KERNEL_DS);
-	/* The __user pointer cast is valid because of the set_fs() */
-	ret = sys_rt_sigqueueinfo(pid, sig, (siginfo_t __user *) &info);
-	set_fs (old_fs);
-	return ret;
-}
-
 void compat_setup_restart_syscall(struct pt_regs *regs)
 {
        regs->regs[7] = __NR_compat_restart_syscall;