From aecaa05922bca8b1760cd463935ca2a71df776f5 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Wed, 2 May 2018 16:45:37 -0300 Subject: [PATCH] hw/sd/sdcard: Constify sd_crc*()'s message argument MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit CRC functions don't modify the buffer argument, make it const. Reviewed-by: Alistair Francis Reviewed-by: Peter Maydell Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20200630133912.9428-14-f4bug@amsat.org> --- hw/sd/sd.c | 8 ++++---- 1 file 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 ++) -- 2.11.4.GIT