drv: restore calibration after disabling pattern

Signed-off-by: Federico Vaga <federico.vaga@cern.ch>

drv: restore calibration after disabling pattern
Signed-off-by: Federico Vaga <federico.vaga@cern.ch>
dd53924c · Federico Vaga · 74de7762 · dd53924c
Commit dd53924c authored Aug 13, 2020 by Federico Vaga
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fa-debug.c kernel/fa-debug.c +2 -1

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--- a/kernel/fa-debug.c
+++ b/kernel/fa-debug.c
@@ -194,8 +194,9 @@ static int fa_data_pattern_adc_write(struct fa_dev *fa, const char __user *buf,
 		return -EFAULT;

 	if ((count == 1 || count == 2)&& buf_l[0] == '0') {
+		err = fa_adc_data_pattern_set(fa, 0, 0);
 		fa_calib_init(fa);
-		return fa_adc_data_pattern_set(fa, 0, 0);
+		return err;
 	} else if (count > 2 && buf_l[0] == '1' && buf_l[1] == ' ') {
 		uint16_t pattern = 0;