From be0cf03778bc1c0ed81a5b45a39b15ae40cbcfdd Mon Sep 17 00:00:00 2001
From: Stefan Weil <sw@weilnetz.de>
Date: Mon, 22 Oct 2018 18:50:47 +0200
Subject: [PATCH] tesseractmain: Fix memory leak

Commit 49d7df6dc3efc61861c783021e06567d3d4780f0 introduced a memory leak
when the output file could not be created.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
---
 src/api/tesseractmain.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/api/tesseractmain.cpp b/src/api/tesseractmain.cpp
index bcf156ffe9..98c3c567f2 100644
--- a/src/api/tesseractmain.cpp
+++ b/src/api/tesseractmain.cpp
@@ -413,6 +413,7 @@ static void PreloadRenderers(
       if (renderer->happy()) {
         renderers->push_back(renderer);
       } else {
+        delete renderer;
         tprintf("Error, could not create hOCR output file: %s\n",
                 strerror(errno));
       }
@@ -427,6 +428,7 @@ static void PreloadRenderers(
       if (renderer->happy()) {
         renderers->push_back(renderer);
       } else {
+        delete renderer;
         tprintf("Error, could not create TSV output file: %s\n",
                 strerror(errno));
       }
@@ -446,6 +448,7 @@ static void PreloadRenderers(
       if (renderer->happy()) {
         renderers->push_back(renderer);
       } else {
+        delete renderer;
         tprintf("Error, could not create PDF output file: %s\n",
                 strerror(errno));
       }
@@ -458,6 +461,7 @@ static void PreloadRenderers(
       if (renderer->happy()) {
         renderers->push_back(renderer);
       } else {
+        delete renderer;
         tprintf("Error, could not create UNLV output file: %s\n",
                 strerror(errno));
       }
@@ -470,6 +474,7 @@ static void PreloadRenderers(
       if (renderer->happy()) {
         renderers->push_back(renderer);
       } else {
+        delete renderer;
         tprintf("Error, could not create BOX output file: %s\n",
                 strerror(errno));
       }
@@ -482,6 +487,7 @@ static void PreloadRenderers(
       if (renderer->happy()) {
         renderers->push_back(renderer);
       } else {
+        delete renderer;
         tprintf("Error, could not create TXT output file: %s\n",
                 strerror(errno));
       }