diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/lib/usercopy_64.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/lib/usercopy_64.c b/arch/x86/lib/usercopy_64.c index 1f33b3d1fd68..0a42327a59d7 100644 --- a/arch/x86/lib/usercopy_64.c +++ b/arch/x86/lib/usercopy_64.c @@ -82,7 +82,7 @@ copy_user_handle_tail(char *to, char *from, unsigned len) clac(); /* If the destination is a kernel buffer, we always clear the end */ - if ((unsigned long)to >= TASK_SIZE_MAX) + if (!__addr_ok(to)) memset(to, 0, len); return len; } |