xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

caif: Handle dev_queue_xmit errors.

Browse Source 
Do proper handling of dev_queue_xmit errors in order to
avoid double free of skb and leaks in error conditions.
In cfctrl pending requests are removed when CAIF Link layer goes down.

Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
sjur.brandeland@stericsson.com
2011-05-13 02:44:06 +00:00
committed by David S. Miller
parent bee925db9a
commit c85c2951d4
7 changed files with 119 additions and 47 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
net/caif/cfveil.c
View File

@@ -82,13 +82,14 @@ static int cfvei_transmit(struct cflayer *layr, struct cfpkt *pkt)
int ret;
struct cfsrvl *service = container_obj(layr);
if (!cfsrvl_ready(service, &ret))
return ret;
goto err;
caif_assert(layr->dn != NULL);
caif_assert(layr->dn->transmit != NULL);
if (cfpkt_add_head(pkt, &tmp, 1) < 0) {
pr_err("Packet is erroneous!\n");
return -EPROTO;
ret = -EPROTO;
goto err;
}
/* Add info-> for MUX-layer to route the packet out. */
@@ -97,4 +98,7 @@ static int cfvei_transmit(struct cflayer *layr, struct cfpkt *pkt)
info->hdr_len = 1;
info->dev_info = &service->dev_info;
return layr->dn->transmit(layr->dn, pkt);
err:
cfpkt_destroy(pkt);
return ret;
}