static int get_process_id(pid_t pid, const char *field, uid_t *uid) {
_cleanup_fclose_ FILE *f = NULL;
_cleanup_free_ char *p = NULL;
+ char line[LINE_MAX];
assert(field);
assert(uid);
if (!f)
return -errno;
- FOREACH_LINE(f, line, return -errno) {
+ FOREACH_LINE(line, f, return -errno) {
char *l;
l = strstrip(line);