net: dsa: sja1105: Remove unneeded cast in sja1105_crc32()

sja1105_unpack() takes a "const void *buf" as its first parameter, so
there is no need to cast away the "const" of the "buf" variable before
calling it.

Drop the cast, as it prevents the compiler performing some checks.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Link: https://lore.kernel.org/r/20210223112003.2223332-1-geert+renesas@glider.be
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/dsa/sja1105/sja1105_static_config.c b/drivers/net/dsa/sja1105/sja1105_static_config.c
index 139b7b4fbd0d5252ef44b1250df2b0c3aed20f05..a8efb7fac3955307a82fe8170b9319c877d5cc93 100644 (file)
--- a/drivers/net/dsa/sja1105/sja1105_static_config.c
+++ b/drivers/net/dsa/sja1105/sja1105_static_config.c
@@ -85,7 +85,7 @@ u32 sja1105_crc32(const void *buf, size_t len)
        /* seed */
        crc = ~0;
        for (i = 0; i < len; i += 4) {
-               sja1105_unpack((void *)buf + i, &word, 31, 0, 4);
+               sja1105_unpack(buf + i, &word, 31, 0, 4);
                crc = crc32_le(crc, (u8 *)&word, 4);
        }
        return ~crc;