nfsd4: fix READ permission checking

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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: dc97618ddd "nfsd4: separate splice and readv cases"
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

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J. Bruce Fields 2015-04-03 17:19:41 -04:00

parent 980608fb50

commit 6e4891dc28

1 changed files with 8 additions and 4 deletions

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fs/nfsd/nfs4xdr.c

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