kernel: audit: beautify code, for extern function, better to check its parameters...

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / socket.c

diff --git a/net/socket.c b/net/socket.c
index 2ca51c719ef984cdadef749008456cf7bd5e1ae4..1bbc37b7a312ab768e3dd124eb50646cf52efa23 100644 (file)
--- a/net/socket.c
+++ b/net/socket.c
@@ -2436,7 +2436,7 @@ static const unsigned char nargs[21] = {
 
 SYSCALL_DEFINE2(socketcall, int, call, unsigned long __user *, args)
 {
-       unsigned long a[6];
+       unsigned long a[AUDITSC_ARGS];
        unsigned long a0, a1;
        int err;
        unsigned int len;
@@ -2452,7 +2452,9 @@ SYSCALL_DEFINE2(socketcall, int, call, unsigned long __user *, args)
        if (copy_from_user(a, args, len))
                return -EFAULT;
 
-       audit_socketcall(nargs[call] / sizeof(unsigned long), a);
+       err = audit_socketcall(nargs[call] / sizeof(unsigned long), a);
+       if (err)
+               return err;
 
        a0 = a[0];
        a1 = a[1];