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-rw-r--r--fs/nfsd/nfs4xdr.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index ac2f25949716..e6c3b6766997 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -351,8 +351,11 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval,
} else
*acl = NULL;
if (bmval[1] & FATTR4_WORD1_MODE) {
- READ_BUF(4);
- iattr->ia_mode = be32_to_cpup(p++);
+ u32 mode;
+
+ if (xdr_stream_decode_u32(argp->xdr, &mode) < 0)
+ return nfserr_bad_xdr;
+ iattr->ia_mode = mode;
iattr->ia_mode &= (S_IFMT | S_IALLUGO);
iattr->ia_valid |= ATTR_MODE;
}