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NFSD: restore EINVAL error translation in nfsd_commit()

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commit 555dbf1a9a ("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@ispras.ru>
Fixes: 555dbf1a9a ("nfsd: Replace use of rwsem with errseq_t")
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Alexey Khoroshilov 2022-06-25 23:52:43 +03:00 committed by Chuck Lever
parent da9e94fe00
commit 8a9ffb8c85
1 changed files with 2 additions and 1 deletions
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3
fs/nfsd/vfs.c
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@ -1173,6 +1173,7 @@ nfsd_commit(struct svc_rqst *rqstp, struct svc_fh *fhp, u64 offset,
nfsd_copy_write_verifier(verf, nn);
err2 = filemap_check_wb_err(nf->nf_file->f_mapping,
since);
err = nfserrno(err2);
break;
case -EINVAL:
err = nfserr_notsupp;
@ -1180,8 +1181,8 @@ nfsd_commit(struct svc_rqst *rqstp, struct svc_fh *fhp, u64 offset,
default:
nfsd_reset_write_verifier(nn);
trace_nfsd_writeverf_reset(nn, rqstp, err2);
err = nfserrno(err2);
}
err = nfserrno(err2);
} else
nfsd_copy_write_verifier(verf, nn);