aac_afh: Make parameters of atom_cmp() const.

diff --git a/aac_afh.c b/aac_afh.c
index 94b0f8b34cdb69787c86ae2dd333d7a3b1914e84..a53a757fd89777720cf5dafca5589ccad3117216 100644 (file)
--- a/aac_afh.c
+++ b/aac_afh.c
@@ -42,9 +42,9 @@ static int aac_find_stsz(unsigned char *buf, size_t buflen, off_t *skip)
        return -E_STSZ;
 }
 
-static int atom_cmp(unsigned char *buf1, char *buf2)
+static int atom_cmp(const unsigned char *buf1, const char *buf2)
 {
-       unsigned char *b2 = (unsigned char *)buf2;
+       const unsigned char *b2 = (unsigned char *)buf2;
 
        if (buf1[0] != b2[0])
                return 1;