devfreq_cooling: return on allocation failure

If the allocation fails then we can't continue.

Fixes: a76caf55e5b3 ('thermal: Add devfreq cooling')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
[jy0922.shim: apply mainline patch]
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>

diff --git a/drivers/thermal/devfreq_cooling.c b/drivers/thermal/devfreq_cooling.c
index d1b7c32..01f0015 100644 (file)
--- a/drivers/thermal/devfreq_cooling.c
+++ b/drivers/thermal/devfreq_cooling.c
@@ -397,7 +397,7 @@ static int devfreq_cooling_gen_tables(struct devfreq_cooling_device *dfc)
                power_table = kcalloc(num_opps, sizeof(*power_table),
                                      GFP_KERNEL);
                if (!power_table)
-                       ret = -ENOMEM;
+                       return -ENOMEM;
        }
 
        freq_table = kcalloc(num_opps, sizeof(*freq_table),