Fix off-by-one bug in xlog reading logic

Bug reported by Michael Paquier Author: Andres Freund

Fix off-by-one bug in xlog reading logic
Bug reported by Michael Paquier Author: Andres Freund
8c17144c · Alvaro Herrera · 74a82baf · 8c17144c
Commit 8c17144c authored Jan 18, 2013 by Alvaro Herrera
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src/backend/access/transam/xlog.c src/backend/access/transam/xlog.c +1 -1

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--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -8875,7 +8875,7 @@ retry:
 	/* See if we need to retrieve more data */
 	if (readFile < 0 ||
 		(readSource == XLOG_FROM_STREAM &&
-		 receivedUpto <= targetPagePtr + reqLen))
+		 receivedUpto < targetPagePtr + reqLen))
 	{
 		if (StandbyMode)
 		{