thermal/core: Fix null pointer dereference in thermal_release()
authorYuanzheng Song <songyuanzheng@huawei.com>
Fri, 15 Oct 2021 08:32:30 +0000 (08:32 +0000)
committerDaniel Lezcano <daniel.lezcano@linaro.org>
Fri, 15 Oct 2021 11:58:36 +0000 (13:58 +0200)
commit1dd7128b839f631b31a9e9dce3aaf639bef74e9d
treeefc4dbae3cb78bec79e18635c03a6515a95ab9d1
parentc3131bd5586d3e8b67dc69516e1734a7a03e19d7
thermal/core: Fix null pointer dereference in thermal_release()

If both dev_set_name() and device_register() failed, then null pointer
dereference occurs in thermal_release() which will use strncmp() to
compare the name.

So fix it by adding dev_set_name() return value check.

Signed-off-by: Yuanzheng Song <songyuanzheng@huawei.com>
Link: https://lore.kernel.org/r/20211015083230.67658-1-songyuanzheng@huawei.com
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
drivers/thermal/thermal_core.c