]> git.baikalelectronics.ru Git - kernel.git/commit
nfsd4: fix READ permission checking
authorJ. Bruce Fields <bfields@redhat.com>
Fri, 3 Apr 2015 21:19:41 +0000 (17:19 -0400)
committerJ. Bruce Fields <bfields@redhat.com>
Tue, 21 Apr 2015 20:16:01 +0000 (16:16 -0400)
commitefe63db4851a51f4f1d5f838a8238a135e01561e
tree9b99fa6fa8fd1ab4dcc571ad4125c7be2fece33a
parent20301f28196d741f8905da54098e6bcc73fa54df
nfsd4: fix READ permission checking

In the case we already have a struct file (derived from a stateid), we
still need to do permission-checking; otherwise an unauthorized user
could gain access to a file by sniffing or guessing somebody else's
stateid.

Cc: stable@vger.kernel.org
Fixes: 5cd2e2935ac0 "nfsd4: separate splice and readv cases"
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
fs/nfsd/nfs4xdr.c