From: Alexey Khoroshilov <khoroshilov@xxxxxxxxx>
commit 8a9ffb8c857c2c99403bd6483a5a005fed5c0773 upstream.
commit 555dbf1a9aac ("nfsd: Replace use of rwsem with errseq_t")
incidentally broke translation of -EINVAL to nfserr_notsupp.
The patch restores that.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Alexey Khoroshilov <khoroshilov@xxxxxxxxx>
Fixes: 555dbf1a9aac ("nfsd: Replace use of rwsem with errseq_t")
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/nfsd/vfs.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1142,6 +1142,7 @@ nfsd_commit(struct svc_rqst *rqstp, stru
nfsd_net_id));
err2 = filemap_check_wb_err(nf->nf_file->f_mapping,
since);
+ err = nfserrno(err2);
break;
case -EINVAL:
err = nfserr_notsupp;
@@ -1149,8 +1150,8 @@ nfsd_commit(struct svc_rqst *rqstp, stru
default:
nfsd_reset_boot_verifier(net_generic(nf->nf_net,
nfsd_net_id));
+ err = nfserrno(err2);
}
- err = nfserrno(err2);
} else
nfsd_copy_boot_verifier(verf, net_generic(nf->nf_net,
nfsd_net_id));
