commit | 1c109fabbd51863475cd12ac206bdd249aee35af | [log] [tgz] |
---|---|---|
author | Al Viro <viro@ZenIV.linux.org.uk> | Thu Sep 15 02:35:29 2016 +0100 |
committer | Linus Torvalds <torvalds@linux-foundation.org> | Thu Sep 15 12:54:04 2016 -0700 |
tree | 2b4a8204e47e27945a8ec57c4abe146ece8fe1e1 | |
parent | 4cea8776571b18db7485930cb422faa739580c8c [diff] |
fix minor infoleak in get_user_ex() get_user_ex(x, ptr) should zero x on failure. It's not a lot of a leak (at most we are leaking uninitialized 64bit value off the kernel stack, and in a fairly constrained situation, at that), but the fix is trivial, so... Cc: stable@vger.kernel.org Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> [ This sat in different branch from the uaccess fixes since mid-August ] Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>