diff options
| author | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2018-05-02 16:45:37 -0300 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2020-10-26 00:36:52 +0100 |
| commit | aecaa05922bca8b1760cd463935ca2a71df776f5 (patch) | |
| tree | b35171fcfceedc3a20a86584fb36e996fd745568 /hw/sd/sd.c | |
| parent | ef6dd5f5c41b2d8fcfd72c946ac224e6c3aa1363 (diff) | |
hw/sd/sdcard: Constify sd_crc*()'s message argument
CRC functions don't modify the buffer argument,
make it const.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20200630133912.9428-14-f4bug@amsat.org>
Diffstat (limited to 'hw/sd/sd.c')
| -rw-r--r-- | hw/sd/sd.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 5510a64401..aa6059d2ad 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -254,11 +254,11 @@ static const int sd_cmd_class[SDMMC_CMD_MAX] = { 7, 7, 10, 7, 9, 9, 9, 8, 8, 10, 8, 8, 8, 8, 8, 8, }; -static uint8_t sd_crc7(void *message, size_t width) +static uint8_t sd_crc7(const void *message, size_t width) { int i, bit; uint8_t shift_reg = 0x00; - uint8_t *msg = (uint8_t *) message; + const uint8_t *msg = (const uint8_t *)message; for (i = 0; i < width; i ++, msg ++) for (bit = 7; bit >= 0; bit --) { @@ -270,11 +270,11 @@ static uint8_t sd_crc7(void *message, size_t width) return shift_reg; } -static uint16_t sd_crc16(void *message, size_t width) +static uint16_t sd_crc16(const void *message, size_t width) { int i, bit; uint16_t shift_reg = 0x0000; - uint16_t *msg = (uint16_t *) message; + const uint16_t *msg = (const uint16_t *)message; width <<= 1; for (i = 0; i < width; i ++, msg ++) |