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NFSD: Correct the size calculation in fault_inject_write
authorBryan Schumaker <bjschuma@netapp.com>
Fri, 7 Dec 2012 21:17:29 +0000 (16:17 -0500)
committerJ. Bruce Fields <bfields@redhat.com>
Mon, 10 Dec 2012 23:24:22 +0000 (18:24 -0500)
commit18d9a2ca2ea1aa963a077fb49e7efcc3b0237a9b
tree34fa5f3dc37c5e0ffde3ce73b816f8a0bf11ec38tree | snapshot (tar.gz zip)
parent0a5c33e23c4d781ecc815002c54f1f91012c703dcommit | diff
NFSD: Correct the size calculation in fault_inject_write

If len == 0 we end up with size = (0 - 1), which could cause bad things
to happen in copy_from_user().

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
fs/nfsd/fault_inject.c diff | blob | blame | history