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-rw-r--r--crypto/crc16.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/crc16.c b/crypto/crc16.c
index d22b656379..0b08e9ccde 100644
--- a/crypto/crc16.c
+++ b/crypto/crc16.c
@@ -90,7 +90,7 @@ static const uint16_t crc16_tab[] = {
};
uint16_t
-cyg_crc16(unsigned char *buf, int len)
+cyg_crc16(const unsigned char *buf, int len)
{
int i;
uint16_t cksum;