package/giflib/0002-Fix-several-defects-found-by-Coverity-scan.patch

From 7c3bce4add77944e5b479ef5da81ae7fd71a7e95 Mon Sep 17 00:00:00 2001
From: Sandro Mani <manisandro@gmail.com>
Date: Tue, 5 Dec 2023 16:38:48 -0700
Subject: [PATCH] Fix several defects found by Coverity scan

From: giflib-5.2.1-17.fc39.src.rpm
Upstream: Not submitted

Signed-off-by: Sandro Mani <manisandro@gmail.com>
Signed-off-by: Adam Duskett <adam.duskett@amarulasolutions.com>
[Fabrice: updated for 5.2.2]
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
[Dario: make the patch to be applied with fuzz factor 0]
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
---
 gif2rgb.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/gif2rgb.c b/gif2rgb.c
index d51226d65d3d..50c43ae44ee2 100644
--- a/gif2rgb.c
+++ b/gif2rgb.c
@@ -165,6 +165,8 @@ static void SaveGif(GifByteType *OutputBuffer, int Width, int Height,
 	/* Open stdout for the output file: */
 	if ((GifFile = EGifOpenFileHandle(1, &Error)) == NULL) {
 		PrintGifError(Error);
+		free(OutputBuffer);
+		GifFreeMapObject(OutputColorMap);
 		exit(EXIT_FAILURE);
 	}
 
@@ -173,6 +175,8 @@ static void SaveGif(GifByteType *OutputBuffer, int Width, int Height,
 	    EGifPutImageDesc(GifFile, 0, 0, Width, Height, false, NULL) ==
 	        GIF_ERROR) {
 		PrintGifError(Error);
+		free(OutputBuffer);
+		GifFreeMapObject(OutputColorMap);
 		exit(EXIT_FAILURE);
 	}
 
@@ -182,6 +186,8 @@ static void SaveGif(GifByteType *OutputBuffer, int Width, int Height,
 
 	for (i = 0; i < Height; i++) {
 		if (EGifPutLine(GifFile, Ptr, Width) == GIF_ERROR) {
+			free(OutputBuffer);
+			GifFreeMapObject(OutputColorMap);
 			exit(EXIT_FAILURE);
 		}
 		GifQprintf("\b\b\b\b%-4d", Height - i - 1);
@@ -191,6 +197,8 @@ static void SaveGif(GifByteType *OutputBuffer, int Width, int Height,
 
 	if (EGifCloseFile(GifFile, &Error) == GIF_ERROR) {
 		PrintGifError(Error);
+		free(OutputBuffer);
+		GifFreeMapObject(OutputColorMap);
 		exit(EXIT_FAILURE);
 	}
 }
-- 
2.43.0