diff options
Diffstat (limited to 'drivers/net/cxgb3/cxgb3_offload.c')
| -rw-r--r-- | drivers/net/cxgb3/cxgb3_offload.c | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/drivers/net/cxgb3/cxgb3_offload.c b/drivers/net/cxgb3/cxgb3_offload.c index bac9214170ae..1c8eec38bde3 100644 --- a/drivers/net/cxgb3/cxgb3_offload.c +++ b/drivers/net/cxgb3/cxgb3_offload.c @@ -57,7 +57,7 @@ static DEFINE_RWLOCK(adapter_list_lock); static LIST_HEAD(adapter_list); static const unsigned int MAX_ATIDS = 64 * 1024; -static const unsigned int ATID_BASE = 0x100000; +static const unsigned int ATID_BASE = 0x10000; static inline int offload_activated(struct t3cdev *tdev) { @@ -694,10 +694,19 @@ static int do_cr(struct t3cdev *dev, struct sk_buff *skb) { struct cpl_pass_accept_req *req = cplhdr(skb); unsigned int stid = G_PASS_OPEN_TID(ntohl(req->tos_tid)); + struct tid_info *t = &(T3C_DATA(dev))->tid_maps; struct t3c_tid_entry *t3c_tid; + unsigned int tid = GET_TID(req); - t3c_tid = lookup_stid(&(T3C_DATA(dev))->tid_maps, stid); - if (t3c_tid->ctx && t3c_tid->client->handlers && + if (unlikely(tid >= t->ntids)) { + printk("%s: passive open TID %u too large\n", + dev->name, tid); + t3_fatal_err(tdev2adap(dev)); + return CPL_RET_BUF_DONE; + } + + t3c_tid = lookup_stid(t, stid); + if (t3c_tid && t3c_tid->ctx && t3c_tid->client->handlers && t3c_tid->client->handlers[CPL_PASS_ACCEPT_REQ]) { return t3c_tid->client->handlers[CPL_PASS_ACCEPT_REQ] (dev, skb, t3c_tid->ctx); @@ -779,16 +788,25 @@ static int do_act_establish(struct t3cdev *dev, struct sk_buff *skb) { struct cpl_act_establish *req = cplhdr(skb); unsigned int atid = G_PASS_OPEN_TID(ntohl(req->tos_tid)); + struct tid_info *t = &(T3C_DATA(dev))->tid_maps; struct t3c_tid_entry *t3c_tid; + unsigned int tid = GET_TID(req); - t3c_tid = lookup_atid(&(T3C_DATA(dev))->tid_maps, atid); + if (unlikely(tid >= t->ntids)) { + printk("%s: active establish TID %u too large\n", + dev->name, tid); + t3_fatal_err(tdev2adap(dev)); + return CPL_RET_BUF_DONE; + } + + t3c_tid = lookup_atid(t, atid); if (t3c_tid && t3c_tid->ctx && t3c_tid->client->handlers && t3c_tid->client->handlers[CPL_ACT_ESTABLISH]) { return t3c_tid->client->handlers[CPL_ACT_ESTABLISH] (dev, skb, t3c_tid->ctx); } else { printk(KERN_ERR "%s: received clientless CPL command 0x%x\n", - dev->name, CPL_PASS_ACCEPT_REQ); + dev->name, CPL_ACT_ESTABLISH); return CPL_RET_BUF_DONE | CPL_RET_BAD_MSG; } } |