diff --git a/rtmp/rtmp.go b/rtmp/rtmp.go
index 1526dac7..e475e1f1 100644
--- a/rtmp/rtmp.go
+++ b/rtmp/rtmp.go
@@ -200,7 +200,7 @@ func C_RTMPPacket_Alloc(p *C_RTMPPacket, nSize uint32) (ok bool) {
 			return 0
 		}
 	*/
-	ptr = (*byte)(calloc(1, uintptr(nSize+RTMP_MAX_HEADER_SIZE)))
+	ptr = (*byte)(malloc(uintptr(nSize + RTMP_MAX_HEADER_SIZE)))
 
 	if ptr == nil {
 		return false
@@ -2110,12 +2110,6 @@ func malloc(nOfBytes uintptr) unsafe.Pointer {
 	return unsafe.Pointer(&mem[0])
 }
 
-func calloc(val byte, noOfBytes uintptr) unsafe.Pointer {
-	mem := malloc(noOfBytes)
-	memset((*byte)(mem), val, int(noOfBytes))
-	return mem
-}
-
 // incBytePtr returns an unsafe.Pointer to a byte that is inc positive positions
 // from the passed ptr
 func incBytePtr(ptr unsafe.Pointer, inc int) unsafe.Pointer {