diff options
Diffstat (limited to 'net/caif/cfdgml.c')
| -rw-r--r-- | net/caif/cfdgml.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/net/caif/cfdgml.c b/net/caif/cfdgml.c index 0382dec84fd..3bdddb32d55 100644 --- a/net/caif/cfdgml.c +++ b/net/caif/cfdgml.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 */ @@ -26,13 +26,10 @@ static int cfdgml_transmit(struct cflayer *layr, struct cfpkt *pkt); struct cflayer *cfdgml_create(u8 channel_id, struct dev_info *dev_info) { - struct cfsrvl *dgm = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC); - if (!dgm) { - pr_warn("Out of memory\n"); + struct cfsrvl *dgm = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC); + if (!dgm) return NULL; - } caif_assert(offsetof(struct cfsrvl, layer) == 0); - memset(dgm, 0, sizeof(struct cfsrvl)); cfsrvl_init(dgm, channel_id, dev_info, true); dgm->layer.receive = cfdgml_receive; dgm->layer.transmit = cfdgml_transmit; @@ -89,12 +86,17 @@ static int cfdgml_transmit(struct cflayer *layr, struct cfpkt *pkt) struct caif_payload_info *info; struct cfsrvl *service = container_obj(layr); int ret; - if (!cfsrvl_ready(service, &ret)) + + if (!cfsrvl_ready(service, &ret)) { + cfpkt_destroy(pkt); return ret; + } /* STE Modem cannot handle more than 1500 bytes datagrams */ - if (cfpkt_getlen(pkt) > DGM_MTU) + if (cfpkt_getlen(pkt) > DGM_MTU) { + cfpkt_destroy(pkt); return -EMSGSIZE; + } cfpkt_add_head(pkt, &zero, 3); packet_type = 0x08; /* B9 set - UNCLASSIFIED */ |