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wait4: fix missing rusage on x32 due to wrong success condition

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Resource usage data is filled by the kernel only when wait4 returns
a pid, i.e. a positive value.

Commit 5850546e96 introduced this bug,
possibly because of copy-pasting from getrusage.
This commit is contained in:
Alexey Izbyshev 2023-03-06 11:59:21 +03:00 • committed by Rich Felker
parent 9b12982d52
commit c1b42c4a3a
1 changed files with 1 additions and 1 deletions
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2
src/linux/wait4.c
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@ -12,7 +12,7 @@ pid_t wait4(pid_t pid, int *status, int options, struct rusage *ru)
if (ru) {
long long kru64[18];
r = __syscall(SYS_wait4_time64, pid, status, options, kru64);
if (!r) {
if (r > 0) {
ru->ru_utime = (struct timeval)
{ .tv_sec = kru64[0], .tv_usec = kru64[1] };
ru->ru_stime = (struct timeval)