Drop unnecessary casts from and to void *

diff --git a/lib/libcrypto/asn1/bio_asn1.c b/lib/libcrypto/asn1/bio_asn1.c
index 8fb9bc5..7e25a9c 100644 (file)
--- a/lib/libcrypto/asn1/bio_asn1.c
+++ b/lib/libcrypto/asn1/bio_asn1.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: bio_asn1.c,v 1.20 2023/03/25 10:41:52 tb Exp $ */
+/* $OpenBSD: bio_asn1.c,v 1.21 2023/03/25 10:45:20 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project.
  */
@@ -163,7 +163,7 @@ asn1_bio_new(BIO *b)
        ctx->state = ASN1_STATE_START;
 
        b->init = 1;
-       b->ptr = (char *)ctx;
+       b->ptr = ctx;
        b->flags = 0;
 
        return 1;
@@ -172,9 +172,8 @@ asn1_bio_new(BIO *b)
 static int
 asn1_bio_free(BIO *b)
 {
-       BIO_ASN1_BUF_CTX *ctx;
+       BIO_ASN1_BUF_CTX *ctx = b->ptr;
 
-       ctx = (BIO_ASN1_BUF_CTX *) b->ptr;
        if (ctx == NULL)
                return 0;
 
@@ -200,8 +199,8 @@ asn1_bio_write(BIO *b, const char *in , int inl)
 
        if (!in || (inl < 0) || (b->next_bio == NULL))
                return 0;
-       ctx = (BIO_ASN1_BUF_CTX *) b->ptr;
-       if (ctx == NULL)
+
+       if ((ctx = b->ptr) == NULL)
                return 0;
 
        wrlen = 0;
@@ -366,8 +365,7 @@ asn1_bio_ctrl(BIO *b, int cmd, long arg1, void *arg2)
        BIO_ASN1_EX_FUNCS *ex_func;
        long ret = 1;
 
-       ctx = (BIO_ASN1_BUF_CTX *) b->ptr;
-       if (ctx == NULL)
+       if ((ctx = b->ptr) == NULL)
                return 0;
        switch (cmd) {