Fix redisBufferRead documentation
Referred to redisContextReadReply which I cannot find in this codebase
nor the old redis-tools one. Presumably this meant to say
redisGetReplyFromReader which is how redisBufferRead is used in this
file. Could've also meant the interface function redisReaderGetReply.
@@ -777,7 +777,7 @@ int redisEnableKeepAlive(redisContext *c) {
/* Use this function to handle a read event on the descriptor. It will try
* and read some bytes from the socket and feed them to the reply parser.
*
- * After this function is called, you may use redisContextReadReply to
+ * After this function is called, you may use redisGetReplyFromReader to
* see if there is a reply available. */
int redisBufferRead(redisContext *c) {
char buf[1024*16];
