From: Jann Horn <jannh@google.com>
Date: Mon, 7 Dec 2020 00:02:52 +0000 (+0100)
Subject: signal: Add missing __user annotation to copy_siginfo_from_user_any
X-Git-Tag: v5.11-rc5~16^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=adc5d8757288a3a5628436d16e78fb696d802e39;p=thirdparty%2Fkernel%2Flinux.git

signal: Add missing __user annotation to copy_siginfo_from_user_any

copy_siginfo_from_user_any() takes a userspace pointer as second
argument; annotate the parameter type accordingly.

Signed-off-by: Jann Horn <jannh@google.com>
Link: https://lore.kernel.org/r/20201207000252.138564-1-jannh@google.com
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/kernel/signal.c b/kernel/signal.c
index 5736c55aaa1af..546b860c6514d 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -3701,7 +3701,8 @@ static bool access_pidfd_pidns(struct pid *pid)
 	return true;
 }
 
-static int copy_siginfo_from_user_any(kernel_siginfo_t *kinfo, siginfo_t *info)
+static int copy_siginfo_from_user_any(kernel_siginfo_t *kinfo,
+		siginfo_t __user *info)
 {
 #ifdef CONFIG_COMPAT
 	/*