diff options
| author | Haoxiang Li <haoxiang_li2024@163.com> | 2025-02-20 16:17:14 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-02-27 04:34:20 -0800 |
| commit | 8b38bff6db914d9c728fc56592c217428285e5b2 (patch) | |
| tree | 06c2f31adbc4733f7a2bee9d17b937cc7e69a4f2 | |
| parent | 5a77cfe862a42197fc77ccbb54bca534e5ade2ac (diff) | |
soc: loongson: loongson2_guts: Add check for devm_kstrdup()
commit e31e3f6c0ce473f7ce1e70d54ac8e3ed190509f8 upstream.
Add check for the return value of devm_kstrdup() in
loongson2_guts_probe() to catch potential exception.
Fixes: b82621ac8450 ("soc: loongson: add GUTS driver for loongson-2 platforms")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Link: https://lore.kernel.org/r/20250220081714.2676828-1-haoxiang_li2024@163.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/soc/loongson/loongson2_guts.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/soc/loongson/loongson2_guts.c b/drivers/soc/loongson/loongson2_guts.c index ae42e3a9127f..16913c3ef65c 100644 --- a/drivers/soc/loongson/loongson2_guts.c +++ b/drivers/soc/loongson/loongson2_guts.c @@ -114,8 +114,11 @@ static int loongson2_guts_probe(struct platform_device *pdev) if (of_property_read_string(root, "model", &machine)) of_property_read_string_index(root, "compatible", 0, &machine); of_node_put(root); - if (machine) + if (machine) { soc_dev_attr.machine = devm_kstrdup(dev, machine, GFP_KERNEL); + if (!soc_dev_attr.machine) + return -ENOMEM; + } svr = loongson2_guts_get_svr(); soc_die = loongson2_soc_die_match(svr, loongson2_soc_die); |