diff options
Diffstat (limited to 'net/caif/cfserl.c')
| -rw-r--r-- | net/caif/cfserl.c | 23 |
1 files changed, 7 insertions, 16 deletions
diff --git a/net/caif/cfserl.c b/net/caif/cfserl.c index 8303fe3ebf8..ce60f06d76d 100644 --- a/net/caif/cfserl.c +++ b/net/caif/cfserl.c @@ -1,6 +1,6 @@ /* * Copyright (C) ST-Ericsson AB 2010 - * Author: Sjur Brendeland/sjur.brandeland@stericsson.com + * Author: Sjur Brendeland * License terms: GNU General Public License (GPL) version 2 */ @@ -29,21 +29,17 @@ struct cfserl { static int cfserl_receive(struct cflayer *layr, struct cfpkt *pkt); static int cfserl_transmit(struct cflayer *layr, struct cfpkt *pkt); static void cfserl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl, - int phyid); + int phyid); -struct cflayer *cfserl_create(int type, int instance, bool use_stx) +struct cflayer *cfserl_create(int instance, bool use_stx) { - struct cfserl *this = kmalloc(sizeof(struct cfserl), GFP_ATOMIC); - if (!this) { - pr_warn("Out of memory\n"); + struct cfserl *this = kzalloc(sizeof(struct cfserl), GFP_ATOMIC); + if (!this) return NULL; - } caif_assert(offsetof(struct cfserl, layer) == 0); - memset(this, 0, sizeof(struct cfserl)); this->layer.receive = cfserl_receive; this->layer.transmit = cfserl_transmit; this->layer.ctrlcmd = cfserl_ctrlcmd; - this->layer.type = type; this->usestx = use_stx; spin_lock_init(&this->sync); snprintf(this->layer.name, CAIF_LAYER_NAME_SZ, "ser1"); @@ -179,19 +175,14 @@ static int cfserl_receive(struct cflayer *l, struct cfpkt *newpkt) static int cfserl_transmit(struct cflayer *layer, struct cfpkt *newpkt) { struct cfserl *layr = container_obj(layer); - int ret; u8 tmp8 = CFSERL_STX; if (layr->usestx) cfpkt_add_head(newpkt, &tmp8, 1); - ret = layer->dn->transmit(layer->dn, newpkt); - if (ret < 0) - cfpkt_extr_head(newpkt, &tmp8, 1); - - return ret; + return layer->dn->transmit(layer->dn, newpkt); } static void cfserl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl, - int phyid) + int phyid) { layr->up->ctrlcmd(layr->up, ctrl, phyid); } |