diff options
Diffstat (limited to 'net/caif/cfvidl.c')
| -rw-r--r-- | net/caif/cfvidl.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/net/caif/cfvidl.c b/net/caif/cfvidl.c index ada6ee2d48f..b3b110e8a35 100644 --- a/net/caif/cfvidl.c +++ b/net/caif/cfvidl.c @@ -1,9 +1,11 @@ /* * 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 */ +#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ + #include <linux/kernel.h> #include <linux/types.h> #include <linux/slab.h> @@ -19,14 +21,11 @@ static int cfvidl_transmit(struct cflayer *layr, struct cfpkt *pkt); struct cflayer *cfvidl_create(u8 channel_id, struct dev_info *dev_info) { - struct cfsrvl *vid = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC); - if (!vid) { - pr_warning("CAIF: %s(): Out of memory\n", __func__); + struct cfsrvl *vid = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC); + if (!vid) return NULL; - } caif_assert(offsetof(struct cfsrvl, layer) == 0); - memset(vid, 0, sizeof(struct cfsrvl)); cfsrvl_init(vid, channel_id, dev_info, false); vid->layer.receive = cfvidl_receive; vid->layer.transmit = cfvidl_transmit; @@ -38,7 +37,7 @@ static int cfvidl_receive(struct cflayer *layr, struct cfpkt *pkt) { u32 videoheader; if (cfpkt_extr_head(pkt, &videoheader, 4) < 0) { - pr_err("CAIF: %s(): Packet is erroneous!\n", __func__); + pr_err("Packet is erroneous!\n"); cfpkt_destroy(pkt); return -EPROTO; } @@ -51,15 +50,16 @@ static int cfvidl_transmit(struct cflayer *layr, struct cfpkt *pkt) struct caif_payload_info *info; u32 videoheader = 0; int ret; - if (!cfsrvl_ready(service, &ret)) + + if (!cfsrvl_ready(service, &ret)) { + cfpkt_destroy(pkt); return ret; + } + cfpkt_add_head(pkt, &videoheader, 4); /* Add info for MUX-layer to route the packet out */ info = cfpkt_info(pkt); info->channel_id = service->layer.id; info->dev_info = &service->dev_info; - ret = layr->dn->transmit(layr->dn, pkt); - if (ret < 0) - cfpkt_extr_head(pkt, &videoheader, 4); - return ret; + return layr->dn->transmit(layr->dn, pkt); } |