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authorLinus Torvalds <torvalds@linux-foundation.org>2023-01-21 11:17:23 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2023-01-21 11:17:23 -0800
commitc88a3114706429c9edf89e0bf2cd6757270c00f8 (patch)
treeb3546b4cd4fee72a150c70d262f89ba476811ce9 /drivers
parentbb86d65775cc3835152c08882384c2534b56f1d3 (diff)
parent739790605705ddcf18f21782b9c99ad7d53a8c11 (diff)
downloadlinux-c88a3114706429c9edf89e0bf2cd6757270c00f8.tar.bz2
Merge tag 'driver-core-6.2-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core fixes from Greg KH: "Here are three small driver and kernel core fixes for 6.2-rc5. They include: - potential gadget fixup in do_prlimit - device property refcount leak fix - test_async_probe bugfix for reported problem" * tag 'driver-core-6.2-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: prlimit: do_prlimit needs to have a speculation check driver core: Fix test_async_probe_init saves device in wrong array device property: fix of node refcount leak in fwnode_graph_get_next_endpoint()
Diffstat (limited to 'drivers')
-rw-r--r--drivers/base/property.c18
-rw-r--r--drivers/base/test/test_async_driver_probe.c2
2 files changed, 13 insertions, 7 deletions
diff --git a/drivers/base/property.c b/drivers/base/property.c
index bbb3e499ff4a..083a95791d3b 100644
--- a/drivers/base/property.c
+++ b/drivers/base/property.c
@@ -997,26 +997,32 @@ struct fwnode_handle *
fwnode_graph_get_next_endpoint(const struct fwnode_handle *fwnode,
struct fwnode_handle *prev)
{
+ struct fwnode_handle *ep, *port_parent = NULL;
const struct fwnode_handle *parent;
- struct fwnode_handle *ep;
/*
* If this function is in a loop and the previous iteration returned
* an endpoint from fwnode->secondary, then we need to use the secondary
* as parent rather than @fwnode.
*/
- if (prev)
- parent = fwnode_graph_get_port_parent(prev);
- else
+ if (prev) {
+ port_parent = fwnode_graph_get_port_parent(prev);
+ parent = port_parent;
+ } else {
parent = fwnode;
+ }
if (IS_ERR_OR_NULL(parent))
return NULL;
ep = fwnode_call_ptr_op(parent, graph_get_next_endpoint, prev);
if (ep)
- return ep;
+ goto out_put_port_parent;
+
+ ep = fwnode_graph_get_next_endpoint(parent->secondary, NULL);
- return fwnode_graph_get_next_endpoint(parent->secondary, NULL);
+out_put_port_parent:
+ fwnode_handle_put(port_parent);
+ return ep;
}
EXPORT_SYMBOL_GPL(fwnode_graph_get_next_endpoint);
diff --git a/drivers/base/test/test_async_driver_probe.c b/drivers/base/test/test_async_driver_probe.c
index 4d1976ca5072..929410d0dd6f 100644
--- a/drivers/base/test/test_async_driver_probe.c
+++ b/drivers/base/test/test_async_driver_probe.c
@@ -145,7 +145,7 @@ static int __init test_async_probe_init(void)
calltime = ktime_get();
for_each_online_cpu(cpu) {
nid = cpu_to_node(cpu);
- pdev = &sync_dev[sync_id];
+ pdev = &async_dev[async_id];
*pdev = test_platform_device_register_node("test_async_driver",
async_id,