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| author |   Olga Kornievskaia <olga.kornievskaia@gmail.com> | 2019-12-04 15:13:54 -0500 |
|---|---|---|
| committer |   J. Bruce Fields <bfields@redhat.com> | 2019-12-07 11:28:46 -0500 |
| commit | 18f428d4e2f7eff162d80b2b21689496c4e82afd (patch) | |
| tree | 7e65826fb0d6e60556396e6dbed892616c739d7f /fs/nfsd/nfs4proc.c | |
| parent | nfsd: check for EBUSY from vfs_rmdir/vfs_unink. (diff) | |
| download | linux-dev-18f428d4e2f7eff162d80b2b21689496c4e82afd.tar.xz linux-dev-18f428d4e2f7eff162d80b2b21689496c4e82afd.zip | |
NFSD fixing possible null pointer derefering in copy offload
Static checker revealed possible error path leading to possible
NULL pointer dereferencing.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: e0639dc5805a: ("NFSD introduce async copy feature")
Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | fs/nfsd/nfs4proc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index 38c0aeda500e..4798667af647 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1298,7 +1298,8 @@ nfsd4_copy(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, out: return status; out_err: - cleanup_async_copy(async_copy); + if (async_copy) + cleanup_async_copy(async_copy); goto out; } |