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coccicnelle: Ignore return of memset

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The return of memset is never checked. This patch explicitly ignore
the return to avoid MISRA-C violations.

The only directory excluded directory was ext/* since it contains
only imported code.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
This commit is contained in:
Flavio Ceolin 2018-09-11 19:09:03 -07:00 • committed by Anas Nashif
commit da49f2e440
220 changed files with 577 additions and 550 deletions
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9
drivers/can/stm32_can.c
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@ -285,7 +285,8 @@ static int can_stm32_init(struct device *dev)
data->mb2.tx_callback = NULL;
data->filter_usage = (1ULL << CAN_MAX_NUMBER_OF_FILTES) - 1ULL;
memset(data->rx_response, 0, sizeof(void *) * CONFIG_CAN_MAX_FILTER);
(void)memset(data->rx_response, 0,
sizeof(void *) * CONFIG_CAN_MAX_FILTER);
data->response_type = 0;
clock = device_get_binding(STM32_CLOCK_CONTROL_NAME);
@ -418,7 +419,7 @@ static int can_stm32_shift_arr(void **arr, int start, int count)
cnt = (CONFIG_CAN_MAX_FILTER - start - count) * sizeof(void *);
move_dest = start_ptr + count;
memmove(move_dest, start_ptr, cnt);
memset(start_ptr, 0, count * sizeof(void *));
(void)memset(start_ptr, 0, count * sizeof(void *));
} else if (count < 0) {
count = -count;
@ -428,8 +429,8 @@ static int can_stm32_shift_arr(void **arr, int start, int count)
cnt = (CONFIG_CAN_MAX_FILTER - start) * sizeof(void *);
memmove(start_ptr - count, start_ptr, cnt);
memset(arr + CONFIG_CAN_MAX_FILTER - count, 0,
count * sizeof(void *));
(void)memset(arr + CONFIG_CAN_MAX_FILTER - count, 0,
count * sizeof(void *));
}
return 0;