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scsi: cxgb4i: libcxgbi: add missing module_put()

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Add module_put() in cxgbi_sock_act_open_req_arp_failure() to release
module reference in case of arp failure, also check return value of
try_module_get() before posting active open hw cmd.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Varun Prakash
2016-12-07 21:06:45 +05:30
committed by Martin K. Petersen
parent 44830d8fd2
commit 1fe1fdb04b
3 changed files with 12 additions and 3 deletions
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3
drivers/scsi/cxgbi/libcxgbi.c
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@@ -896,6 +896,7 @@ EXPORT_SYMBOL_GPL(cxgbi_sock_fail_act_open);
void cxgbi_sock_act_open_req_arp_failure(void *handle, struct sk_buff *skb)
{
struct cxgbi_sock *csk = (struct cxgbi_sock *)skb->sk;
struct module *owner = csk->cdev->owner;
log_debug(1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u.\n",
csk, (csk)->state, (csk)->flags, (csk)->tid);
@@ -906,6 +907,8 @@ void cxgbi_sock_act_open_req_arp_failure(void *handle, struct sk_buff *skb)
spin_unlock_bh(&csk->lock);
cxgbi_sock_put(csk);
__kfree_skb(skb);
module_put(owner);
}
EXPORT_SYMBOL_GPL(cxgbi_sock_act_open_req_arp_failure);