[PATCH] sound/ppc/powermac: remove undefined operations

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Modifying an object twice without an intervening sequence point is
undefined.

Signed-off-by: Andreas Schwab <schwab@xxxxxxxxxxxxxx>
---
 sound/ppc/tumbler.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index 20afdf9..961d982 100644
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -785,7 +785,7 @@ static int snapper_set_capture_source(struct pmac_tumbler *mix)
 	if (! mix->i2c.client)
 		return -ENODEV;
 	if (mix->capture_source)
-		mix->acs = mix->acs |= 2;
+		mix->acs |= 2;
 	else
 		mix->acs &= ~2;
 	return i2c_smbus_write_byte_data(mix->i2c.client, TAS_REG_ACS, mix->acs);
-- 
1.7.2.3

-- 
Andreas Schwab, schwab@xxxxxxxxxxxxxx
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."
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