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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 16:27:49 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 16:27:49 +0100
commitd899927728beca8357a5b4120b690cb3c1d80844 (patch)
treeccb170439cc8638d71f6120ae08a6faded46db98 /net/sunrpc/svc_xprt.c
parent8d60367808c45e33c0a9127621f4e5fc34914f6b (diff)
parent0a8ab17689e628c84a666195bfc6ab85d11cf057 (diff)
Diffstat (limited to 'net/sunrpc/svc_xprt.c')
-rw-r--r--net/sunrpc/svc_xprt.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 064f20bb845a..42ce3ed21637 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -510,10 +510,11 @@ out:
*/
void svc_reserve(struct svc_rqst *rqstp, int space)
{
+ struct svc_xprt *xprt = rqstp->rq_xprt;
+
space += rqstp->rq_res.head[0].iov_len;
- if (space < rqstp->rq_reserved) {
- struct svc_xprt *xprt = rqstp->rq_xprt;
+ if (xprt && space < rqstp->rq_reserved) {
atomic_sub((rqstp->rq_reserved - space), &xprt->xpt_reserved);
rqstp->rq_reserved = space;