From b4e625f074bb3c6acb5c16ff810a204694f0ed56 Mon Sep 17 00:00:00 2001
From: Rainer Gerhards <rgerhards@adiscon.com>
Date: Thu, 17 Oct 2019 12:03:37 +0200
Subject: [PATCH] mmkubernetes bugfix: improper use of calloc()

could cause problems under extreme memory shortage - very unlikely
credits to LGTM.COM for detecting this
---
 contrib/omhttp/omhttp.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/contrib/omhttp/omhttp.c b/contrib/omhttp/omhttp.c
index 3eff738f6..4baaaa53b 100644
--- a/contrib/omhttp/omhttp.c
+++ b/contrib/omhttp/omhttp.c
@@ -952,8 +952,9 @@ growCompressCtx(wrkrInstanceData_t *pWrkrData, size_t newLen)
 	if (pWrkrData->compressCtx.buf == NULL) {
 		CHKmalloc(pWrkrData->compressCtx.buf = (uchar *)malloc(sizeof(uchar)*newLen));
 	} else {
-		CHKmalloc(pWrkrData->compressCtx.buf = (uchar *)realloc(pWrkrData->compressCtx.buf,
-			sizeof(uchar)*newLen));
+		uchar *const newbuf = (uchar *)realloc(pWrkrData->compressCtx.buf, sizeof(uchar)*newLen);
+		CHKmalloc(newbuf);
+		pWrkrData->compressCtx.buf = newbuf;
 	}
 	pWrkrData->compressCtx.len = newLen;
 finalize_it: