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authorJ. Bruce Fields <bfields@redhat.com>2015-04-03 17:19:41 -0400
committerJ. Bruce Fields <bfields@redhat.com>2015-04-21 16:16:01 -0400
commit6e4891dc289cd191d46ab7ba1dcb29646644f9ca (patch)
tree9b99fa6fa8fd1ab4dcc571ad4125c7be2fece33a /fs/lockd
parent980608fb50aea34993ba956b71cd4602aa42b14b (diff)
downloadlinux-6e4891dc289cd191d46ab7ba1dcb29646644f9ca.tar.bz2
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: dc97618ddda9 "nfsd4: separate splice and readv cases" Signed-off-by: J. Bruce Fields <bfields@redhat.com>
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