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Fix getting ppid in get_process_ttyname for Linux.

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The ppid field in /proc/self/stat is the fourth and not the third.
The latter is the process state (S, R, etc.).

Signed-off-by: Ignacy Gawędzki <ignacy.gawedzki@green-communications.fr>
This commit is contained in:
Ignacy Gawędzki 2025-01-15 11:58:27 +01:00 committed by Todd C. Miller
parent 01b1410d61
commit 5794e511da
1 changed files with 1 additions and 1 deletions
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2
src/ttyname.c
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@ -301,7 +301,7 @@ get_process_ttyname(char *name, size_t namelen)
} }
break; break;
} }
if (field == 3) { if (field == 4) {
ppid = ppid =
(int)sudo_strtonum(cp, INT_MIN, INT_MAX, NULL); (int)sudo_strtonum(cp, INT_MIN, INT_MAX, NULL);
} }