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rtc: isl1208: Fix incorrect logic in isl1208_set_xtoscb() 

The XTOSCB bit is not bit 0, but xtosb_val is either 0 or 1. If it is 1,
test will never succeed. Fix this issue by using double negation.

While at it, remove unnecessary blank line from probe().

Reported-by: Pavel Machek <pavel@denx.de>
Closes: https://lore.kernel.org/all/ZN4BgzG2xmzOzdFZ@duo.ucw.cz/
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Link: https://lore.kernel.org/r/20230817161038.407960-1-biju.das.jz@bp.renesas.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Biju Das 2023-08-17 17:10:38 +01:00 committed by Alexandre Belloni
parent 45cc2a7de9
commit f45d32d2cd
1 changed files with 1 additions and 2 deletions
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3
drivers/rtc/rtc-isl1208.c
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@ -188,7 +188,7 @@ isl1208_i2c_validate_client(struct i2c_client *client)
static int isl1208_set_xtoscb(struct i2c_client *client, int sr, int xtosb_val)
{
/* Do nothing if bit is already set to desired value */
if ((sr & ISL1208_REG_SR_XTOSCB) == xtosb_val)
if (!!(sr & ISL1208_REG_SR_XTOSCB) == xtosb_val)
return 0;
if (xtosb_val)
@ -944,7 +944,6 @@ isl1208_probe(struct i2c_client *client)
rc = isl1208_setup_irq(client, client->irq);
if (rc)
return rc;
} else {
clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, isl1208->rtc->features);
}