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Make sure PPID exists

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This commit is contained in:
John Wu 2019-02-18 03:44:38 -05:00
parent 5b54ef840a
commit 3ebc886f8a
1 changed files with 2 additions and 2 deletions
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4
native/jni/magiskhide/proc_monitor.cpp
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@ -141,11 +141,11 @@ static bool process_pid(int pid) {
return true; return true;
struct stat ns, pns; struct stat ns, pns;
int ppid = parse_ppid(pid); int ppid;
int uid = get_uid(pid); int uid = get_uid(pid);
if (hide_uid.count(uid)) { if (hide_uid.count(uid)) {
// Make sure we can read mount namespace // Make sure we can read mount namespace
if (read_ns(pid, &ns) || read_ns(ppid, &pns)) if ((ppid = parse_ppid(pid)) < 0 || read_ns(pid, &ns) || read_ns(ppid, &pns))
return true; return true;
// mount namespace is not separated, we only unmount once // mount namespace is not separated, we only unmount once
if (ns.st_dev == pns.st_dev && ns.st_ino == pns.st_ino) if (ns.st_dev == pns.st_dev && ns.st_ino == pns.st_ino)