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(parent: 2a4c899) | patch
NFSv4.1: Fix a race in set_pnfs_layoutdriver
authorTrond Myklebust <Trond.Myklebust@netapp.com>
Fri, 15 Jun 2012 17:02:58 +0000 (13:02 -0400)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Tue, 19 Jun 2012 17:32:45 +0000 (13:32 -0400)
commit0a9c63fae7df086ff5e107273c3cce8642430974
treea8636a5d35f0ae5e45f64d27759dd02d7e2ca598tree | snapshot
parent2a4c8994eeef50796015f8a2005e4a75c1929166commit | diff
NFSv4.1: Fix a race in set_pnfs_layoutdriver

The call to try_module_get() dereferences ld_type outside the
spin locks, which means that it may be pointing to garbage if
a module unload was in progress.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
fs/nfs/pnfs.c diff | blob | history
Domain: System / Uncategorized;