X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=arch%2Fsh%2Finclude%2Fasm%2Fuaccess.h;h=0e7971185be5ec4c7c31d39d170d861f50cbc928;hp=075848f43b6a1ee63890310323f3cc4749764a6d;hb=6089b5ee9c5f2de2bae342da15afe8d4124b9ebe;hpb=d65f5c5803d9cd6fa0b540a0dddf956be671bc36

diff --git a/arch/sh/include/asm/uaccess.h b/arch/sh/include/asm/uaccess.h
index 075848f43b6a..0e7971185be5 100644
--- a/arch/sh/include/asm/uaccess.h
+++ b/arch/sh/include/asm/uaccess.h
@@ -175,7 +175,10 @@ copy_from_user(void *to, const void __user *from, unsigned long n)
 	__kernel_size_t __copy_size = (__kernel_size_t) n;
 
 	if (__copy_size && __access_ok(__copy_from, __copy_size))
-		return __copy_user(to, from, __copy_size);
+		__copy_size = __copy_user(to, from, __copy_size);
+
+	if (unlikely(__copy_size))
+		memset(to + (n - __copy_size), 0, __copy_size);
 
 	return __copy_size;
 }