Remove casting of return value from *alloc() functions.
diff --git a/src/libFLAC/ogg_helper.c b/src/libFLAC/ogg_helper.c
index 0817368..700d183 100644
--- a/src/libFLAC/ogg_helper.c
+++ b/src/libFLAC/ogg_helper.c
@@ -113,7 +113,7 @@
 	}
 
 	/* allocate space for the page header */
-	if(0 == (page->header = (unsigned char *)safe_malloc_(OGG_MAX_HEADER_LEN))) {
+	if(0 == (page->header = safe_malloc_(OGG_MAX_HEADER_LEN))) {
 		encoder->protected_->state = FLAC__STREAM_ENCODER_MEMORY_ALLOCATION_ERROR;
 		return false;
 	}
@@ -155,7 +155,7 @@
 	}
 
 	/* allocate space for the page body */
-	if(0 == (page->body = (unsigned char *)safe_malloc_(page->body_len))) {
+	if(0 == (page->body = safe_malloc_(page->body_len))) {
 		encoder->protected_->state = FLAC__STREAM_ENCODER_MEMORY_ALLOCATION_ERROR;
 		return false;
 	}