nfsd: Fix a file leak on nfsd4_layout_setlease failure

If nfsd4_layout_setlease fails, nfsd will not put ls->ls_file.

Fix commit c5c707f96f "nfsd: implement pNFS layout recalls".

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

diff --git a/fs/nfsd/nfs4layouts.c b/fs/nfsd/nfs4layouts.c
index 6904213a436368e47628af85701a3beb68e0550b..ebf90e487c752b59270aa559588a8805468ad0f5 100644 (file)
--- a/fs/nfsd/nfs4layouts.c
+++ b/fs/nfsd/nfs4layouts.c
@@ -212,6 +212,7 @@ nfsd4_alloc_layout_stateid(struct nfsd4_compound_state *cstate,
        BUG_ON(!ls->ls_file);
 
        if (nfsd4_layout_setlease(ls)) {
+               fput(ls->ls_file);
                put_nfs4_file(fp);
                kmem_cache_free(nfs4_layout_stateid_cache, ls);
                return NULL;