Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / arch / sparc / include / asm / uaccess_32.h

diff --git a/kernel/arch/sparc/include/asm/uaccess_32.h b/kernel/arch/sparc/include/asm/uaccess_32.h
index 64ee103..dfb542c 100644 (file)
--- a/kernel/arch/sparc/include/asm/uaccess_32.h
+++ b/kernel/arch/sparc/include/asm/uaccess_32.h
@@ -328,8 +328,10 @@ static inline unsigned long copy_from_user(void *to, const void __user *from, un
 {
        if (n && __access_ok((unsigned long) from, n))
                return __copy_user((__force void __user *) to, from, n);
-       else
+       else {
+               memset(to, 0, n);
                return n;
+       }
 }
 
 static inline unsigned long __copy_from_user(void *to, const void __user *from, unsigned long n)