Fix merging issue

Author: Noam Preil

common/objects.c

@@ -134,7 +134,8 @@ void set_area_metadata(area_t *area, const char *key, char *value, uint64_t valu
 	newmeta->key = strdup(key);
 	newmeta->value_length = value_length;
 	if (dupe) {
-		newmeta->value = strdup(value);
+		newmeta->value = malloc(value_length);
+		memcpy(newmeta->value, value, value_length);
 	}
 	else {
 		newmeta->value = value;

linker/merge.c

@@ -52,8 +52,7 @@ void relocate_area(area_t *area, uint64_t address, bool immediates) {
 }
 
 bool merge_areas(object_t *merged, object_t *source) {
-	int i;
-	for (i = 0; i < source->areas->length; ++i) {
+	for (int i = 0; i < source->areas->length; ++i) {
 		area_t *source_area = source->areas->items[i];
 		area_t *merged_area = get_area_by_name(merged, source_area->name);
 		if (merged_area == NULL) {

scas/main.c

@@ -280,9 +280,9 @@ int main(int argc, char **argv) {
 		out = stdout;
 	} else {
 		out = fopen(scas_runtime.output_file, "w+");
-	}
-	if (!out) {
-		scas_abort("Unable to open '%s' for output.", scas_runtime.output_file);
+		if (!out) {
+			scas_abort("Unable to open '%s' for output.", scas_runtime.output_file);
+		}
 	}
 
 	if ((scas_runtime.jobs & LINK) == LINK) {