Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-10 14:11:52 +00:00
Code Issues Packages Projects Releases Wiki Activity

of: base: Shift refcount decrement in of_find_last_cache_level()

Browse Source 
Currently, of_find_next_cache_node() and of_property_read_u32()
are called on objects after their refcount have been decremented.
Re-order the calls to decrement the refcount after the function
calls.

Signed-off-by: Pierre Gondois <pierre.gondois@arm.com>
Link: https://lore.kernel.org/r/20220930144936.2882481-1-pierre.gondois@arm.com
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Pierre Gondois 2022-09-30 16:49:36 +02:00 committed by Rob Herring
parent abb1bc7ed9
commit 7a7f585754
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/of/base.c
View File

@ -2088,12 +2088,13 @@ int of_find_last_cache_level(unsigned int cpu)
struct device_node *prev = NULL, *np = of_cpu_device_node_get(cpu);
while (np) {
of_node_put(prev);
prev = np;
of_node_put(np);
np = of_find_next_cache_node(np);
}
of_property_read_u32(prev, "cache-level", &cache_level);
of_node_put(prev);
return cache_level;
}