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(parent: a104c1b) | patch
ovl: listxattr: use strnlen()
authorMiklos Szeredi <mszeredi@redhat.com>
Thu, 1 Sep 2016 09:12:00 +0000 (11:12 +0200)
committerMiklos Szeredi <mszeredi@redhat.com>
Thu, 1 Sep 2016 09:12:00 +0000 (11:12 +0200)
commitb7c030d6a27b5d15ca0a1324c3b83ab958be1e68
tree15168c61d1f884399b4acdb81eb19092e43b453btree | snapshot
parenta104c1bb60fcc6f108aeb8d54c429d1bdbfef3b9commit | diff
ovl: listxattr: use strnlen()

Be defensive about what underlying fs provides us in the returned xattr
list buffer.  If it's not properly null terminated, bail out with a warning
insead of BUG.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Cc: <stable@vger.kernel.org>
fs/overlayfs/inode.c diff | blob | history
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