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| author | Christophe Leroy <christophe.leroy@c-s.fr> | 2017-12-09 19:24:24 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-12-11 17:35:11 +0300 |
| commit | a0e94598e6b6c0d1df6a5fa14eb7c767ca817a20 (patch) | |
| tree | a1f8c8b9d4314f0770478bcd610f6b1f399a6505 /lib/usercopy.c | |
| parent | 9c5650359a1e7fc21e191fdc087f31154ce27ae2 (diff) | |
| download | linux-a0e94598e6b6c0d1df6a5fa14eb7c767ca817a20.tar.xz | |
Fix misannotated out-of-line _copy_to_user()
Destination is a kernel pointer and source - a userland one
in _copy_from_user(); _copy_to_user() is the other way round.
Fixes: d597580d37377 ("generic ...copy_..._user primitives")
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'lib/usercopy.c')
| -rw-r--r-- | lib/usercopy.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/usercopy.c b/lib/usercopy.c index 15e2e6fb060e..3744b2a8e591 100644 --- a/lib/usercopy.c +++ b/lib/usercopy.c @@ -20,7 +20,7 @@ EXPORT_SYMBOL(_copy_from_user); #endif #ifndef INLINE_COPY_TO_USER -unsigned long _copy_to_user(void *to, const void __user *from, unsigned long n) +unsigned long _copy_to_user(void __user *to, const void *from, unsigned long n) { might_fault(); if (likely(access_ok(VERIFY_WRITE, to, n))) { |