Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-24 21:21:41 +00:00
Code Issues Packages Projects Releases Wiki Activity

net: qrtr: Handle IPCR control port format of older targets

Browse Source 
The destination port value in the IPCR control buffer on older
targets is 0xFFFF. Handle the same by updating the dst_port to
QRTR_PORT_CTRL.

Signed-off-by: Vignesh Viswanathan <quic_viswanat@quicinc.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vignesh Viswanathan 2023-07-14 11:28:46 +05:30 committed by David S. Miller
parent f26b32ef2f
commit 69940b888e
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
net/qrtr/af_qrtr.c
View File

@ -23,6 +23,8 @@
#define QRTR_EPH_PORT_RANGE \
XA_LIMIT(QRTR_MIN_EPH_SOCKET, QRTR_MAX_EPH_SOCKET)
#define QRTR_PORT_CTRL_LEGACY 0xffff
/**
* struct qrtr_hdr_v1 - (I|R)PCrouter packet header version 1
* @version: protocol version
@ -495,6 +497,9 @@ int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len)
goto err;
}
if (cb->dst_port == QRTR_PORT_CTRL_LEGACY)
cb->dst_port = QRTR_PORT_CTRL;
if (!size || len != ALIGN(size, 4) + hdrlen)
goto err;