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authorKeith Packard <keithp@keithp.com>2013-12-20 22:43:18 -0800
committerKeith Packard <keithp@keithp.com>2013-12-20 22:44:04 -0800
commit5c9172ba5681ff93d63c9c263a453d0025170045 (patch)
tree4d4bb736b1bb76d321e5efaefe2b23f5d389a1ce /src/drivers/ao_companion.c
parentdb8f3426ac1cf756a2e4974ca61a5ae9048c80ce (diff)
altos: Clean up -Wextra warnings
Unused variables, mismatching signed/unsigned and a few other misc warnings. Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/drivers/ao_companion.c')
-rw-r--r--src/drivers/ao_companion.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/drivers/ao_companion.c b/src/drivers/ao_companion.c
index 0f405253..570b9e40 100644
--- a/src/drivers/ao_companion.c
+++ b/src/drivers/ao_companion.c
@@ -67,8 +67,8 @@ ao_companion_get_setup(void)
ao_companion_send_command(AO_COMPANION_SETUP);
ao_spi_recv(&ao_companion_setup, sizeof (ao_companion_setup), AO_COMPANION_SPI_BUS);
COMPANION_DESELECT();
- return (ao_companion_setup.board_id ==
- (uint16_t) ~ao_companion_setup.board_id_inverse);
+ return ((int16_t) ao_companion_setup.board_id ==
+ (int16_t) (uint16_t) (~ao_companion_setup.board_id_inverse));
}
static void