Cleanup patch from Denis Vlasenko. Mostly variants of removing the if(x)

from before "if(x) free(x)".

archival/dpkg.c

@@ -544,8 +544,7 @@ static void free_package(common_node_t *node)
 		for (i = 0; i < node->num_of_edges; i++) {
 			free(node->edge[i]);
 		}
-		if ( node->edge )
-			free(node->edge);
+		free(node->edge);
 		free(node);
 	}
 }

archival/libunarchive/decompress_bunzip2.c

@@ -714,7 +714,7 @@ extern int uncompressStream(int src_fd, int dst_fd)
 	} else {
 		bb_error_msg("Decompression failed");
 	}
-	if(bd->dbuf) free(bd->dbuf);
+	free(bd->dbuf);
 	free(bd);
 	free(outbuf);
 

archival/unzip.c

@@ -393,7 +393,7 @@ extern int unzip_main(int argc, char **argv)
 			goto _check_file;
 
 		default:
-			printf("error:  invalid response [%c]\n",(char)i);
+			printf("error: invalid response [%c]\n",(char)i);
 			goto _check_file;
 		}
 
@@ -405,8 +405,8 @@ extern int unzip_main(int argc, char **argv)
 	}
 
 	if (verbosity == v_list) {
-		printf(" --------                   -------\n");
-		printf("%9d                   %d files\n", total_size, total_entries);
+		printf(" --------                   -------\n"
+		       "%9d                   %d files\n", total_size, total_entries);
 	}
 
 	return(EXIT_SUCCESS);