X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fcast%2Fc_ofb64.c;h=fd0469a62faa73def09d3516bb66d5813d216229;hp=4249870d9e34e6a7abcca751a7888f6a52d267a5;hb=90ba7e21e1e04ba833c807bcb3dc2bdc5136a6b5;hpb=224551f73222609952dcc0f21a6b007009c23d60

diff --git a/crypto/cast/c_ofb64.c b/crypto/cast/c_ofb64.c
index 4249870d9e..fd0469a62f 100644
--- a/crypto/cast/c_ofb64.c
+++ b/crypto/cast/c_ofb64.c
@@ -63,8 +63,9 @@
  * used.  The extra state information to record how much of the
  * 64bit block we have used is contained in *num;
  */
-void CAST_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
-	     CAST_KEY *schedule, unsigned char *ivec, int *num)
+void CAST_ofb64_encrypt(const unsigned char *in, unsigned char *out,
+			long length, CAST_KEY *schedule, unsigned char *ivec,
+			int *num)
 	{
 	register CAST_LONG v0,v1,t;
 	register int n= *num;
@@ -75,7 +76,7 @@ void CAST_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
 	unsigned char *iv;
 	int save=0;
 
-	iv=(unsigned char *)ivec;
+	iv=ivec;
 	n2l(iv,v0);
 	n2l(iv,v1);
 	ti[0]=v0;
@@ -100,7 +101,7 @@ void CAST_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
 		{
 		v0=ti[0];
 		v1=ti[1];
-		iv=(unsigned char *)ivec;
+		iv=ivec;
 		l2n(v0,iv);
 		l2n(v1,iv);
 		}