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NFSv4.2: Clear FATTR4_WORD2_SECURITY_LABEL when done decoding

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We need to clear the FATTR4_WORD2_SECURITY_LABEL bitmap flag
irrespective of whether or not the label is too long.

Fixes: aa9c2669626c ("NFS: Client implementation of Labeled-NFS")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2022-10-18 16:44:47 -04:00
parent 0eb43812c0
commit eef7314caf
1 changed files with 1 additions and 1 deletions
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2
fs/nfs/nfs4xdr.c
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@ -4234,6 +4234,7 @@ static int decode_attr_security_label(struct xdr_stream *xdr, uint32_t *bitmap,
p = xdr_inline_decode(xdr, len);
if (unlikely(!p))
return -EIO;
bitmap[2] &= ~FATTR4_WORD2_SECURITY_LABEL;
if (len < NFS4_MAXLABELLEN) {
if (label) {
if (label->len) {
@ -4246,7 +4247,6 @@ static int decode_attr_security_label(struct xdr_stream *xdr, uint32_t *bitmap,
label->lfs = lfs;
status = NFS_ATTR_FATTR_V4_SECURITY_LABEL;
}
bitmap[2] &= ~FATTR4_WORD2_SECURITY_LABEL;
} else
printk(KERN_WARNING "%s: label too long (%u)!\n",
__func__, len);