fix resource leaks

tools/bin2c.c

@@ -40,11 +40,13 @@ int main(int argc, char *argv[])
 	buffer = malloc(fd_size);
 	if(buffer == NULL) {
 		printf("Failed to allocate memory.\n");
+		fclose(source);
 		return 1;
 	}
 
 	if(fread(buffer,1,fd_size,source) != fd_size) {
 		printf("Failed to read file.\n");
+		fclose(source);
 		return 1;
 	}
 	fclose(source);

tools/unpack-pbp.c

@@ -92,6 +92,7 @@ int main(int argc, char *argv[]) {
    fseek(infile, 0, SEEK_SET);
    if (total_size < 0) {
       printf("ERROR: Could not get the input file size.\n");
+      fclose(infile);
       return -1;
    }
    
@@ -99,6 +100,7 @@ int main(int argc, char *argv[]) {
    size_t result = fread(&header, sizeof(HEADER), 1, infile);
    if (result < 0) {
       printf("ERROR: Could not read the input file header.\n");
+      fclose(infile);
       return -1;
    }