github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-07-30 03:01:41 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

net: qrtr: Use xa_load in qrtr_get_service_id

Browse Source 
In qrtr_get_service_id, use xa_load instead of node_get to check
if the node exists or not. Calling node_get from interrupt context
can cause potential deadlock since it calls into xa_store to
allocate the node if it does not exist.

Change-Id: Ida9f7a113417f0d184c0903004d94dd2eca6c472
Signed-off-by: Sarannya S <quic_sarannya@quicinc.com>
This commit is contained in:
Sarannya S 2022-06-01 15:33:10 +05:30 committed by Chris Lew
parent 9c15def13e
commit ecaafddf5e
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
net/qrtr/ns.c
View File

@ -105,7 +105,7 @@ int qrtr_get_service_id(unsigned int node_id, unsigned int port_id)
struct qrtr_node *node;
unsigned long index;
node = node_get(node_id);
node = xa_load(&nodes, node_id);
if (!node)
return -EINVAL;