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Code Issues Releases Activity

Remove extraneous setutxent() calls in write(1).

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We already call setutxent() once during initialization.  Furthermore,
the subsequent calls occur after the process has entered capability
mode, so they fail, and attempts to fetch database entries fail as
a result.

PR:		235096
Submitted by:	fullermd@over-yonder.net
MFC after:	3 days
This commit is contained in:
Mark Johnston 2019-01-23 20:02:17 +00:00
parent 862203935e
commit 27ed53c311
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=343354
1 changed files with 0 additions and 2 deletions
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2
usr.bin/write/write.c
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@ -204,7 +204,6 @@ utmp_chk(char *user, char *tty)
struct utmpx lu, *u;
strncpy(lu.ut_line, tty, sizeof lu.ut_line);
setutxent();
while ((u = getutxline(&lu)) != NULL)
if (u->ut_type == USER_PROCESS &&
strcmp(user, u->ut_user) == 0) {
@ -237,7 +236,6 @@ search_utmp(int devfd, char *user, char *tty, char *mytty, uid_t myuid)
bestatime = 0;
user_is_me = 0;
setutxent();
while ((u = getutxent()) != NULL)
if (u->ut_type == USER_PROCESS &&
strcmp(user, u->ut_user) == 0) {