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Commit 3388bff5 authored by Roman Borisov's avatar Roman Borisov Committed by Trond Myklebust
Browse files

nfs: fix unchecked value 



Return value of "decode_attr_bitmap()" was not checked;

Signed-off-by: default avatarRoman Borisov <ext-roman.borisov@nokia.com>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 55b6e774

fs/nfs/nfs4xdr.c

+4 −1
Original line number Diff line number Diff line
@@ -2687,7 +2687,10 @@ static inline int decode_attr_length(struct xdr_stream *xdr, uint32_t *attrlen, 
static int decode_attr_supported(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *bitmask)

{

	if (likely(bitmap[0] & FATTR4_WORD0_SUPPORTED_ATTRS)) {

		decode_attr_bitmap(xdr, bitmask);

		int ret;

		ret = decode_attr_bitmap(xdr, bitmask);

		if (unlikely(ret < 0))

			return ret;

		bitmap[0] &= ~FATTR4_WORD0_SUPPORTED_ATTRS;

	} else

		bitmask[0] = bitmask[1] = 0;