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Diffstat (limited to 'lib/libssl/src/crypto/evp/bio_md.c')
-rw-r--r--lib/libssl/src/crypto/evp/bio_md.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/lib/libssl/src/crypto/evp/bio_md.c b/lib/libssl/src/crypto/evp/bio_md.c
index f4aa41ac4b4..d648ac6da6b 100644
--- a/lib/libssl/src/crypto/evp/bio_md.c
+++ b/lib/libssl/src/crypto/evp/bio_md.c
@@ -153,7 +153,7 @@ static int md_write(BIO *b, const char *in, int inl)
{
if (ret > 0)
{
- EVP_DigestUpdate(ctx,(unsigned char *)in,
+ EVP_DigestUpdate(ctx,(const unsigned char *)in,
(unsigned int)ret);
}
}
@@ -192,8 +192,13 @@ static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
ret=0;
break;
case BIO_C_GET_MD_CTX:
- pctx=ptr;
- *pctx=ctx;
+ if (b->init)
+ {
+ pctx=ptr;
+ *pctx=ctx;
+ }
+ else
+ ret=0;
break;
case BIO_C_SET_MD_CTX:
if (b->init)