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-rw-r--r--crypto/buffer/buffer.c4
-rw-r--r--crypto/buffer/buffer.h2
2 files changed, 3 insertions, 3 deletions
diff --git a/crypto/buffer/buffer.c b/crypto/buffer/buffer.c
index d7aa79ad7f0a..d4a4ce43b3f2 100644
--- a/crypto/buffer/buffer.c
+++ b/crypto/buffer/buffer.c
@@ -179,14 +179,14 @@ int BUF_MEM_grow_clean(BUF_MEM *str, size_t len)
return(len);
}
-void BUF_reverse(unsigned char *out, unsigned char *in, size_t size)
+void BUF_reverse(unsigned char *out, const unsigned char *in, size_t size)
{
size_t i;
if (in)
{
out += size - 1;
for (i = 0; i < size; i++)
- *in++ = *out--;
+ *out-- = *in++;
}
else
{
diff --git a/crypto/buffer/buffer.h b/crypto/buffer/buffer.h
index 178e418282b2..f8da32b48507 100644
--- a/crypto/buffer/buffer.h
+++ b/crypto/buffer/buffer.h
@@ -88,7 +88,7 @@ int BUF_MEM_grow_clean(BUF_MEM *str, size_t len);
char * BUF_strdup(const char *str);
char * BUF_strndup(const char *str, size_t siz);
void * BUF_memdup(const void *data, size_t siz);
-void BUF_reverse(unsigned char *out, unsigned char *in, size_t siz);
+void BUF_reverse(unsigned char *out, const unsigned char *in, size_t siz);
/* safe string functions */
size_t BUF_strlcpy(char *dst,const char *src,size_t siz);