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cxgb4i : Call into recently added cxgb4 ipv6 api 

Get a reference on every ipv6 address we offload to hardware so that it cannot
be prematurely cleared out before cleanup.

Signed-off-by: Anish Bhatt <anish@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Anish Bhatt 2015-01-14 15:17:35 -08:00 committed by David S. Miller
parent b5a02f503c
commit 211a84e3c1
1 changed files with 22 additions and 1 deletions
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23
drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
View File

@ -28,6 +28,7 @@
#include "t4fw_api.h"
#include "l2t.h"
#include "cxgb4i.h"
#include "clip_tbl.h"
static unsigned int dbg_level;
@ -1322,6 +1323,9 @@ static inline void l2t_put(struct cxgbi_sock *csk)
static void release_offload_resources(struct cxgbi_sock *csk)
{
struct cxgb4_lld_info *lldi;
#if IS_ENABLED(CONFIG_IPV6)
struct net_device *ndev = csk->cdev->ports[csk->port_id];
#endif
log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK,
"csk 0x%p,%u,0x%lx,%u.\n",
@ -1334,6 +1338,12 @@ static void release_offload_resources(struct cxgbi_sock *csk)
}
l2t_put(csk);
#if IS_ENABLED(CONFIG_IPV6)
if (csk->csk_family == AF_INET6)
cxgb4_clip_release(ndev,
(const u32 *)&csk->saddr6.sin6_addr, 1);
#endif
if (cxgbi_sock_flag(csk, CTPF_HAS_ATID))
free_atid(csk);
else if (cxgbi_sock_flag(csk, CTPF_HAS_TID)) {
@ -1391,10 +1401,15 @@ static int init_act_open(struct cxgbi_sock *csk)
csk->l2t = cxgb4_l2t_get(lldi->l2t, n, ndev, 0);
if (!csk->l2t) {
pr_err("%s, cannot alloc l2t.\n", ndev->name);
goto rel_resource;
goto rel_resource_without_clip;
}
cxgbi_sock_get(csk);
#if IS_ENABLED(CONFIG_IPV6)
if (csk->csk_family == AF_INET6)
cxgb4_clip_get(ndev, (const u32 *)&csk->saddr6.sin6_addr, 1);
#endif
if (t4) {
size = sizeof(struct cpl_act_open_req);
size6 = sizeof(struct cpl_act_open_req6);
@ -1451,6 +1466,12 @@ static int init_act_open(struct cxgbi_sock *csk)
return 0;
rel_resource:
#if IS_ENABLED(CONFIG_IPV6)
if (csk->csk_family == AF_INET6)
cxgb4_clip_release(ndev,
(const u32 *)&csk->saddr6.sin6_addr, 1);
#endif
rel_resource_without_clip:
if (n)
neigh_release(n);
if (skb)