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utmp: if we don't have a previous runleve, just store 0

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This commit is contained in:
Lennart Poettering 2010-04-24 00:31:21 +02:00
parent 858a9b0a99
commit d7fc909db3
1 changed files with 6 additions and 2 deletions
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8
utmp-wtmp.c
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@ -193,8 +193,12 @@ int utmp_put_runlevel(usec_t timestamp, int runlevel, int previous) {
if (previous <= 0) {
/* Find the old runlevel automatically */
if ((r = utmp_get_runlevel(&previous, NULL)) < 0)
return r;
if ((r = utmp_get_runlevel(&previous, NULL)) < 0) {
if (r != -ESRCH)
return r;
previous = 0;
}
if (previous == runlevel)
return 0;