thermal/drivers/k3_j72xx_bandgap: Fix array underflow in prep_lookup_table()

This while loop exits with "i" set to -1 and so then it sets:

	derived_table[-1] = derived_table[0] - 300;

There is no need for this assignment at all.  Just delete it.

Fixes: 72b3fc61c752 ("thermal: k3_j72xx_bandgap: Add the bandgap driver support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YoetjwcOEzYEFp9b@kili
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

diff --git a/drivers/thermal/k3_j72xx_bandgap.c b/drivers/thermal/k3_j72xx_bandgap.c
index 3a35aa3..27d4cae 100644 (file)
--- a/drivers/thermal/k3_j72xx_bandgap.c
+++ b/drivers/thermal/k3_j72xx_bandgap.c
@@ -151,8 +151,6 @@ static int prep_lookup_table(struct err_values *err_vals, int *ref_table)
                /* 300 milli celsius steps */
                while (i--)
                        derived_table[i] = derived_table[i + 1] - 300;
-               /* case 0 */
-               derived_table[i] = derived_table[i + 1] - 300;
        }
 
        /*