Merge pull request libgit2#6029 from arroz/fix_6028

ethomson · web-flow · commit a88fdda676b5 · 2021-09-02T22:36:46.000-04:00
libgit2#6028: Check if `threadstate->error_t.message` is not `git_buf__initbuf` before freeing.
diff --git a/src/threadstate.c b/src/threadstate.c
@@ -36,7 +36,8 @@ static void threadstate_dispose(git_threadstate *threadstate)
 	if (!threadstate)
 		return;
 
-	git__free(threadstate->error_t.message);
+    if (threadstate->error_t.message != git_buf__initbuf)
+        git__free(threadstate->error_t.message);
 	threadstate->error_t.message = NULL;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,8 @@ static void threadstate_dispose(git_threadstate *threadstate)`
`36`	`36`	`if (!threadstate)`
`37`	`37`	`return;`
`38`	`38`
`39`		`- git__free(threadstate->error_t.message);`
	`39`	`+ if (threadstate->error_t.message != git_buf__initbuf)`
	`40`	`+ git__free(threadstate->error_t.message);`
`40`	`41`	`threadstate->error_t.message = NULL;`
`41`	`42`	`}`
`42`	`43`