Fix compiler warnings in crypto/evp/bio_ok.c as pointed out by Geoff.

diff --git a/crypto/evp/bio_ok.c b/crypto/evp/bio_ok.c
index 085d426abeab1b5d8d6f63cb212fac342a573424..98bc1ab40963eddef3f7ed3418fb60f60395f7df 100644 (file)
--- a/crypto/evp/bio_ok.c
+++ b/crypto/evp/bio_ok.c
@@ -286,6 +286,8 @@ static int ok_write(BIO *b, const char *in, int inl)
        int ret=0,n,i;
        BIO_OK_CTX *ctx;
 
+       if (inl <= 0) return inl;
+
        ctx=(BIO_OK_CTX *)b->ptr;
        ret=inl;
 
@@ -321,7 +323,7 @@ static int ok_write(BIO *b, const char *in, int inl)
                if ((in == NULL) || (inl <= 0)) return(0);
 
                n= (inl+ ctx->buf_len > OK_BLOCK_SIZE+ OK_BLOCK_BLOCK) ? 
-                               OK_BLOCK_SIZE+ OK_BLOCK_BLOCK- ctx->buf_len : inl;
+                       (int)(OK_BLOCK_SIZE+OK_BLOCK_BLOCK-ctx->buf_len) : inl;
 
                memcpy((unsigned char *)(&(ctx->buf[ctx->buf_len])),(unsigned char *)in,n);
                ctx->buf_len+= n;
@@ -489,7 +491,7 @@ static void sig_in(BIO* b)
        ctx=b->ptr;
        md=&ctx->md;
 
-       if(ctx->buf_len- ctx->buf_off < 2* md->digest->md_size) return;
+       if((int)(ctx->buf_len-ctx->buf_off) < 2*md->digest->md_size) return;
 
        EVP_DigestInit_ex(md, md->digest, NULL);
        memcpy(md->md_data, &(ctx->buf[ctx->buf_off]), md->digest->md_size);