* [PATCH 2/3] nfsd/callback: Make sure skip the callback tag
@ 2017-02-05 1:57 Kinglong Mee
0 siblings, 0 replies; only message in thread
From: Kinglong Mee @ 2017-02-05 1:57 UTC (permalink / raw)
To: J. Bruce Fields, linux-nfs; +Cc: Kinglong Mee
Although the callback tag is NULL, and hdr->nops is unused too
right now, but, if a testing with callback tag is an non-zero,
the nops will get a bad value.
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
---
fs/nfsd/nfs4callback.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index fb6ca0a..ea74149 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -303,6 +303,7 @@ static int decode_cb_compound4res(struct xdr_stream *xdr,
p = xdr_inline_decode(xdr, length + 4);
if (unlikely(p == NULL))
goto out_overflow;
+ p += XDR_QUADLEN(length);
hdr->nops = be32_to_cpup(p);
return 0;
out_overflow:
--
2.9.3
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