ASoC: SDCA: Fix overwritten var within for loop

[ Upstream commit 23e0cbe55736de222ed975863cf06baf29bee5fe ]

mask variable should not be overwritten within the for loop or it will
skip certain bits. Change to using BIT() macro.

Fixes: b9ab3b618241 ("ASoC: SDCA: Add some initial IRQ handlers")
Signed-off-by: Maciej Strozek <mstrozek@opensource.cirrus.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20260408093835.2881486-2-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/sound/soc/sdca/sdca_interrupts.c b/sound/soc/sdca/sdca_interrupts.c
index be269f204d623ee0c2db0b9a8564eb011e1c8715..4739fabb75f2311b0714dc0669185ebd18fe525d 100644 (file)
--- a/sound/soc/sdca/sdca_interrupts.c
+++ b/sound/soc/sdca/sdca_interrupts.c
@@ -117,9 +117,7 @@ static irqreturn_t function_status_handler(int irq, void *data)
 
        status = val;
        for_each_set_bit(mask, &status, BITS_PER_BYTE) {
-               mask = 1 << mask;
-
-               switch (mask) {
+               switch (BIT(mask)) {
                case SDCA_CTL_ENTITY_0_FUNCTION_NEEDS_INITIALIZATION:
                        //FIXME: Add init writes
                        break;