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authorYanchuan Nian <ycnian@gmail.com>2012-12-24 18:11:45 +0800
committerJ. Bruce Fields <bfields@redhat.com>2013-01-23 18:17:37 -0500
commit266533c6df7a4a4e2ebd0bfdd272f7eb7cf4b81f (patch)
treef27e090dcc4adb1a95857d7f0b5e94f51ddef08b /fs/nfsd/nfs4state.c
parent74b70dded311fa0e6e7529514b29bbb8e6bb1f3e (diff)
downloadop-kernel-dev-266533c6df7a4a4e2ebd0bfdd272f7eb7cf4b81f.zip
op-kernel-dev-266533c6df7a4a4e2ebd0bfdd272f7eb7cf4b81f.tar.gz
nfsd: Don't unlock the state while it's not locked
In the procedure of CREATE_SESSION, the state is locked after alloc_conn_from_crses(). If the allocation fails, the function goes to "out_free_session", and then "out" where there is an unlock function. Signed-off-by: Yanchuan Nian <ycnian@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/nfs4state.c')
-rw-r--r--fs/nfsd/nfs4state.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 29924a0..cc41bf4 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1844,11 +1844,12 @@ nfsd4_create_session(struct svc_rqst *rqstp,
/* cache solo and embedded create sessions under the state lock */
nfsd4_cache_create_session(cr_ses, cs_slot, status);
-out:
nfs4_unlock_state();
+out:
dprintk("%s returns %d\n", __func__, ntohl(status));
return status;
out_free_conn:
+ nfs4_unlock_state();
free_conn(conn);
out_free_session:
__free_session(new);
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