[alsa-devel] [PATCH] sound/ppc/powermac: remove undefined operations

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

Signed-off-by: Andreas Schwab schwab@linux-m68k.org --- 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);