platform/x86/intel: power-domains: Fix error code in tpmi_init()

Return -ENOMEM instead of success if kcalloc() fails.

Fixes: e37be5d85c60 ("platform/x86/intel: power-domains: Add interface to get Linux die ID")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/aEKvIGCt6d8Gcx4S@stanley.mountain
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

diff --git a/drivers/platform/x86/intel/tpmi_power_domains.c b/drivers/platform/x86/intel/tpmi_power_domains.c
index 0c5c88eb7baf208e20c9a3151c4f0b66fde1ca94..9d8247bb9cfa578d56b79029552172a3910e45cc 100644 (file)
--- a/drivers/platform/x86/intel/tpmi_power_domains.c
+++ b/drivers/platform/x86/intel/tpmi_power_domains.c
@@ -228,8 +228,10 @@ static int __init tpmi_init(void)
 
        domain_die_map = kcalloc(size_mul(topology_max_packages(), MAX_POWER_DOMAINS),
                                 sizeof(*domain_die_map), GFP_KERNEL);
-       if (!domain_die_map)
+       if (!domain_die_map) {
+               ret = -ENOMEM;
                goto free_domain_mask;
+       }
 
        ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN,
                                "platform/x86/tpmi_power_domains:online",