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cmd: adc: Report return value on error

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Reporting the return value should always be done on error conditions,
this way the developer can start debugging issues with more knowledge
in-hand.

Signed-off-by: Samuel Dionne-Riel <samuel@dionne-riel.com>
This commit is contained in:
Samuel Dionne-Riel 2021-12-20 18:23:45 -05:00 • committed by Tom Rini
parent 499f18446d
commit 4a05497a8c
1 changed files with 2 additions and 2 deletions
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4
cmd/adc.c
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@ -81,8 +81,8 @@ static int do_adc_single(struct cmd_tbl *cmdtp, int flag, int argc,
ret = adc_channel_single_shot(argv[1], simple_strtol(argv[2], NULL, 0),
&data);
if (ret) {
printf("Error getting single shot for device %s channel %s\n",
argv[1], argv[2]);
printf("Error getting single shot for device %s channel %s (ret=%d)\n",
argv[1], argv[2], ret);
return CMD_RET_FAILURE;
}