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nfs: fix unchecked value

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

Signed-off-by: Roman Borisov <[email protected]>
Signed-off-by: Trond Myklebust <[email protected]>
This commit is contained in:
Roman Borisov 2010-10-13 16:54:51 +04:00 • committed by Trond Myklebust
commit 3388bff5cf
1 changed files with 4 additions and 1 deletions
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5
fs/nfs/nfs4xdr.c
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@ -2687,7 +2687,10 @@ out_overflow:
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;