Patch "lockd: Update the NLMv4 LOCK arguments decoder to use struct xdr_stream" has been added to the 5.10-stable tree

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



This is a note to let you know that I've just added the patch titled

    lockd: Update the NLMv4 LOCK arguments decoder to use struct xdr_stream

to the 5.10-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     lockd-update-the-nlmv4-lock-arguments-decoder-to-use.patch
and it can be found in the queue-5.10 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 14d4d414ec88acdf0404161790e41fa9528b3aab
Author: Chuck Lever <chuck.lever@xxxxxxxxxx>
Date:   Thu Jun 3 16:52:28 2021 -0400

    lockd: Update the NLMv4 LOCK arguments decoder to use struct xdr_stream
    
    [ Upstream commit 0e5977af4fdc277984fca7d8c2e0c880935775a0 ]
    
    Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
    Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
    Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/fs/lockd/xdr4.c b/fs/lockd/xdr4.c
index cf64794fdc1fa..1d3e780c25fd5 100644
--- a/fs/lockd/xdr4.c
+++ b/fs/lockd/xdr4.c
@@ -264,35 +264,40 @@ nlm4svc_decode_testargs(struct svc_rqst *rqstp, __be32 *p)
 	return 1;
 }
 
-int
-nlm4svc_encode_testres(struct svc_rqst *rqstp, __be32 *p)
-{
-	struct nlm_res *resp = rqstp->rq_resp;
-
-	if (!(p = nlm4_encode_testres(p, resp)))
-		return 0;
-	return xdr_ressize_check(rqstp, p);
-}
-
 int
 nlm4svc_decode_lockargs(struct svc_rqst *rqstp, __be32 *p)
 {
+	struct xdr_stream *xdr = &rqstp->rq_arg_stream;
 	struct nlm_args *argp = rqstp->rq_argp;
-	u32	exclusive;
+	u32 exclusive;
 
-	if (!(p = nlm4_decode_cookie(p, &argp->cookie)))
+	if (!svcxdr_decode_cookie(xdr, &argp->cookie))
 		return 0;
-	argp->block  = ntohl(*p++);
-	exclusive    = ntohl(*p++);
-	if (!(p = nlm4_decode_lock(p, &argp->lock)))
+	if (xdr_stream_decode_bool(xdr, &argp->block) < 0)
+		return 0;
+	if (xdr_stream_decode_bool(xdr, &exclusive) < 0)
+		return 0;
+	if (!svcxdr_decode_lock(xdr, &argp->lock))
 		return 0;
 	if (exclusive)
 		argp->lock.fl.fl_type = F_WRLCK;
-	argp->reclaim = ntohl(*p++);
-	argp->state   = ntohl(*p++);
+	if (xdr_stream_decode_bool(xdr, &argp->reclaim) < 0)
+		return 0;
+	if (xdr_stream_decode_u32(xdr, &argp->state) < 0)
+		return 0;
 	argp->monitor = 1;		/* monitor client by default */
 
-	return xdr_argsize_check(rqstp, p);
+	return 1;
+}
+
+int
+nlm4svc_encode_testres(struct svc_rqst *rqstp, __be32 *p)
+{
+	struct nlm_res *resp = rqstp->rq_resp;
+
+	if (!(p = nlm4_encode_testres(p, resp)))
+		return 0;
+	return xdr_ressize_check(rqstp, p);
 }
 
 int




[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux