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Subject[PATCH] nfs: fix unchecked value
Date
Return value of "decode_attr_bitmap()" was not checked;

Signed-off-by: Roman Borisov <ext-roman.borisov@nokia.com>
---
fs/nfs/nfs4xdr.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 6ea5c93..9e9cb40 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -2676,7 +2676,10 @@ 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;
--
1.7.0.4


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