/* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ #include #include #include #include #include #include #include #define container_obj(layr) ((struct cfsrvl *) layr) static int cfvidl_receive(struct cflayer *layr, struct cfpkt *pkt); 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 = kzalloc(sizeof(struct cfsrvl), GFP_ATOMIC); if (!vid) return NULL; caif_assert(offsetof(struct cfsrvl, layer) == 0); cfsrvl_init(vid, channel_id, dev_info, false); vid->layer.receive = cfvidl_receive; vid->layer.transmit = cfvidl_transmit; snprintf(vid->layer.name, CAIF_LAYER_NAME_SZ - 1, "vid1"); return &vid->layer; } static int cfvidl_receive(struct cflayer *layr, struct cfpkt *pkt) { u32 videoheader; if (cfpkt_extr_head(pkt, &videoheader, 4) < 0) { pr_err("Packet is erroneous!\n"); cfpkt_destroy(pkt); return -EPROTO; } return layr->up->receive(layr->up, pkt); } static int cfvidl_transmit(struct cflayer *layr, struct cfpkt *pkt) { struct cfsrvl *service = container_obj(layr); struct caif_payload_info *info; u32 videoheader = 0; int 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; return layr->dn->transmit(layr->dn, pkt); } logtreecommitdiff
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authorHarsh Jain <harsh@chelsio.com>2017-02-01 21:10:28 +0530
committerHerbert Xu <herbert@gondor.apana.org.au>2017-02-03 17:45:48 +0800
commit0b529f143e8baad441a5aac9ad55ec2434d8fb46 (patch)
treefd816e548e12745d4776ad0bd661bec142d3ea06 /include/net/llc_c_st.h
parentc26819900036f5b91608051a0fc7c76f6b4ffc7b (diff)
crypto: algif_aead - Fix kernel panic on list_del
Kernel panics when userspace program try to access AEAD interface. Remove node from Linked List before freeing its memory. Cc: <stable@vger.kernel.org> Signed-off-by: Harsh Jain <harsh@chelsio.com> Reviewed-by: Stephan Müller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/net/llc_c_st.h')