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Diffstat (limited to 'net/caif/cfcnfg.c')
-rw-r--r--net/caif/cfcnfg.c38
1 files changed, 17 insertions, 21 deletions
diff --git a/net/caif/cfcnfg.c b/net/caif/cfcnfg.c
index bca32d7..86ff37c 100644
--- a/net/caif/cfcnfg.c
+++ b/net/caif/cfcnfg.c
@@ -78,10 +78,8 @@ struct cfcnfg *cfcnfg_create(void)
/* Initiate this layer */
this = kzalloc(sizeof(struct cfcnfg), GFP_ATOMIC);
- if (!this) {
- pr_warn("Out of memory\n");
+ if (!this)
return NULL;
- }
this->mux = cfmuxl_create();
if (!this->mux)
goto out_of_mem;
@@ -108,8 +106,6 @@ struct cfcnfg *cfcnfg_create(void)
return this;
out_of_mem:
- pr_warn("Out of memory\n");
-
synchronize_rcu();
kfree(this->mux);
@@ -447,10 +443,8 @@ cfcnfg_linkup_rsp(struct cflayer *layer, u8 channel_id, enum cfctrl_srv serv,
"- unknown channel type\n");
goto unlock;
}
- if (!servicel) {
- pr_warn("Out of memory\n");
+ if (!servicel)
goto unlock;
- }
layer_set_dn(servicel, cnfg->mux);
cfmuxl_set_uplayer(cnfg->mux, servicel, channel_id);
layer_set_up(servicel, adapt_layer);
@@ -472,7 +466,7 @@ cfcnfg_add_phy_layer(struct cfcnfg *cnfg, enum cfcnfg_phy_type phy_type,
{
struct cflayer *frml;
struct cflayer *phy_driver = NULL;
- struct cfcnfg_phyinfo *phyinfo;
+ struct cfcnfg_phyinfo *phyinfo = NULL;
int i;
u8 phyid;
@@ -487,25 +481,25 @@ cfcnfg_add_phy_layer(struct cfcnfg *cnfg, enum cfcnfg_phy_type phy_type,
goto got_phyid;
}
pr_warn("Too many CAIF Link Layers (max 6)\n");
- goto out;
+ goto out_err;
got_phyid:
phyinfo = kzalloc(sizeof(struct cfcnfg_phyinfo), GFP_ATOMIC);
+ if (!phyinfo)
+ goto out_err;
switch (phy_type) {
case CFPHYTYPE_FRAG:
phy_driver =
cfserl_create(CFPHYTYPE_FRAG, phyid, stx);
- if (!phy_driver) {
- pr_warn("Out of memory\n");
- goto out;
- }
+ if (!phy_driver)
+ goto out_err;
break;
case CFPHYTYPE_CAIF:
phy_driver = NULL;
break;
default:
- goto out;
+ goto out_err;
}
phy_layer->id = phyid;
phyinfo->pref = pref;
@@ -519,11 +513,8 @@ got_phyid:
frml = cffrml_create(phyid, fcs);
- if (!frml) {
- pr_warn("Out of memory\n");
- kfree(phyinfo);
- goto out;
- }
+ if (!frml)
+ goto out_err;
phyinfo->frm_layer = frml;
layer_set_up(frml, cnfg->mux);
@@ -539,7 +530,12 @@ got_phyid:
}
list_add_rcu(&phyinfo->node, &cnfg->phys);
-out:
+ mutex_unlock(&cnfg->lock);
+ return;
+
+out_err:
+ kfree(phy_driver);
+ kfree(phyinfo);
mutex_unlock(&cnfg->lock);
}
EXPORT_SYMBOL(cfcnfg_add_phy_layer);