5.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: Chuck Lever <chuck.lever@xxxxxxxxxx>
[ Upstream commit 2ac1b9b2afbbacf597dbec722b23b6be62e4e41e ]
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
fs/nfsd/nfs4xdr.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index de5ac334cb8ab..5ec0c2dac3348 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -273,8 +273,11 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval,
starting_pos = xdr_stream_pos(argp->xdr);
if (bmval[0] & FATTR4_WORD0_SIZE) {
- READ_BUF(8);
- p = xdr_decode_hyper(p, &iattr->ia_size);
+ u64 size;
+
+ if (xdr_stream_decode_u64(argp->xdr, &size) < 0)
+ return nfserr_bad_xdr;
+ iattr->ia_size = size;
iattr->ia_valid |= ATTR_SIZE;
}
if (bmval[0] & FATTR4_WORD0_ACL) {
--
2.43.0
