From: jinyaoguo <guo846@purdue.edu>
Date: Tue, 3 Jun 2025 19:28:11 +0000 (-0400)
Subject: Release resources before returning
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F4401%2Fhead;p=thirdparty%2Fzstd.git

Release resources before returning

In main, resources were freed on the success path but not in the error path.
This change ensures all allocated resources are released before returning.
---

diff --git a/contrib/externalSequenceProducer/main.c b/contrib/externalSequenceProducer/main.c
index e67e29538..c81e9bf40 100644
--- a/contrib/externalSequenceProducer/main.c
+++ b/contrib/externalSequenceProducer/main.c
@@ -27,6 +27,7 @@ do {                                                    \
 } while (0)                                             \
 
 int main(int argc, char *argv[]) {
+    int retn = 0;
     if (argc != 2) {
         printf("Usage: externalSequenceProducer <file>\n");
         return 1;
@@ -96,12 +97,12 @@ int main(int argc, char *argv[]) {
                 break;
             }
         }
-        return 1;
+        retn = 1;
     }
 
     ZSTD_freeCCtx(zc);
     free(src);
     free(dst);
     free(val);
-    return 0;
+    return retn;
 }