diff mbox series

[RFC,2/8] NFSD: Avoid calling fh_drop_write() twice in do_nfsd_create()

Message ID 165047932768.1829.13086014644043363180.stgit@manet.1015granger.net (mailing list archive)
State New, archived
Headers show
Series Make NFSv4 OPEN(CREATE) less brittle | expand

Commit Message

Chuck Lever III April 20, 2022, 6:28 p.m. UTC 
Clean up: The "out" label already invokes fh_drop_write().

Note that fh_drop_write() is already careful not to invoke
mnt_drop_write() if either it has already been done or there is
nothing to drop. Therefore no change in behavior is expected.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 fs/nfsd/vfs.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
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Patch

diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index c22ad0532e8e..97fee9b33490 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1485,7 +1485,6 @@  do_nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,
 		case NFS3_CREATE_GUARDED:
 			err = nfserr_exist;
 		}
-		fh_drop_write(fhp);
 		goto out;
 	}
 
@@ -1493,10 +1492,8 @@  do_nfsd_create(struct svc_rqst *rqstp, struct svc_fh *fhp,
 		iap->ia_mode &= ~current_umask();
 
 	host_err = vfs_create(&init_user_ns, dirp, dchild, iap->ia_mode, true);
-	if (host_err < 0) {
-		fh_drop_write(fhp);
+	if (host_err < 0)
 		goto out_nfserr;
-	}
 	if (created)
 		*created = true;