git.y1.nz

commit 484fff9209cd22bcf863a033269e3d9f0dbcaf1f
parent 07b5f07163bbbd500c583887f8386ecdc6cdb0b5
Author: Zalo <cebolleto@gmail.com>
Date:   Fri, 20 Nov 2020 16:08:50 +0100

Merge pull request #97 from jserv/cppcheck

Fix common realloc mistake
Diffstat:
M
gbdk-support/lcc/lcc.c
8
++++++--

1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/gbdk-support/lcc/lcc.c b/gbdk-support/lcc/lcc.c
@@ -406,8 +406,12 @@ static int callsys(char **av) {
 		argc = i + 1;
 		if (argv == NULL)
 			argv = malloc(argc * sizeof *argv);
-		else
-			argv = realloc(argv, argc * sizeof *argv);
+		else {
+			char **argv0 = argv;
+			argv = realloc(argv0, argc * sizeof *argv);
+			if (argv == NULL)
+				free(argv0);
+		}
 		assert(argv);
 	}
 	for (i = 0; status == 0 && av[i] != NULL; ) {

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