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authorYanchuan Nian <ycnian@gmail.com>2012-10-31 09:05:48 +0100
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-10-31 21:26:25 +0100
commit7175fe90153e6375082d65884fbb41ab3bbb4901 (patch)
tree487e9206cc31f1a214ee43771325193abb4a2b89 /fs/nfs/nfs4namespace.c
parentNFS: fix bug in legacy DNS resolver. (diff)
downloadlinux-7175fe90153e6375082d65884fbb41ab3bbb4901.tar.xz
linux-7175fe90153e6375082d65884fbb41ab3bbb4901.zip
nfs: Check whether a layout pointer is NULL before free it
The new layout pointer in pnfs_find_alloc_layout() may be NULL because of out of memory. we must do some check work, otherwise pnfs_free_layout_hdr() will go wrong because it can not deal with a NULL pointer. Signed-off-by: Yanchuan Nian <ycnian@gmail.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4namespace.c')
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