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authorTom Tucker <tom@opengridcomputing.com>2009-01-05 11:12:52 -0600
committerJ. Bruce Fields <bfields@citi.umich.edu>2009-01-07 15:40:45 -0500
commit2779e3ae39645515cb6c1126634f47c28c9e7190 (patch)
treee7904837510ba41552a11ebd21caaaf336281462 /net
parentf05ef8db1abe68e3f6fc272efee51bc54ce528c5 (diff)
downloadlinux-2779e3ae39645515cb6c1126634f47c28c9e7190.tar.gz
svc: Move kfree of deferral record to common code
The rqstp structure has a pointer to a svc_deferred_req record that is allocated when requests are deferred. This record is common to all transports and can be freed in common code. Move the kfree of the rq_deferred to the common svc_xprt_release function. This also fixes a memory leak in the RDMA transport which does not kfree the dr structure in it's version of the xpo_release_rqst callback. Signed-off-by: Tom Tucker <tom@opengridcomputing.com> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/svc_xprt.c3
-rw-r--r--net/sunrpc/svcsock.c5
2 files changed, 3 insertions, 5 deletions
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 3fe4f100427..29619612b9f 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -448,6 +448,9 @@ static void svc_xprt_release(struct svc_rqst *rqstp)
rqstp->rq_xprt->xpt_ops->xpo_release_rqst(rqstp);
+ kfree(rqstp->rq_deferred);
+ rqstp->rq_deferred = NULL;
+
svc_free_res_pages(rqstp);
rqstp->rq_res.page_len = 0;
rqstp->rq_res.page_base = 0;
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index cccfa7deb9a..3c103404501 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -103,7 +103,6 @@ static void svc_reclassify_socket(struct socket *sock)
static void svc_release_skb(struct svc_rqst *rqstp)
{
struct sk_buff *skb = rqstp->rq_xprt_ctxt;
- struct svc_deferred_req *dr = rqstp->rq_deferred;
if (skb) {
struct svc_sock *svsk =
@@ -113,10 +112,6 @@ static void svc_release_skb(struct svc_rqst *rqstp)
dprintk("svc: service %p, releasing skb %p\n", rqstp, skb);
skb_free_datagram(svsk->sk_sk, skb);
}
- if (dr) {
- rqstp->rq_deferred = NULL;
- kfree(dr);
- }
}
union svc_pktinfo_u {