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| author | Denis Vlasenko | 2008-07-01 15:59:42 +0000 |
|---|---|---|
| committer | Denis Vlasenko | 2008-07-01 15:59:42 +0000 |
| commit | 82604e973085f91f1b99cacea08963d0d1468084 (patch) | |
| tree | 2de05bb2a6943ca6be0cc46f36e5fb07099aef40 /networking/ifupdown.c | |
| parent | b111917972c1398ef96ef2d388c6c4ba57a8e9f7 (diff) | |
| download | busybox-82604e973085f91f1b99cacea08963d0d1468084.zip busybox-82604e973085f91f1b99cacea08963d0d1468084.tar.gz | |
revert last two commits. vfork cannot be used in subroutine,
it trashes stack on return
Diffstat (limited to 'networking/ifupdown.c')
| -rw-r--r-- | networking/ifupdown.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/networking/ifupdown.c b/networking/ifupdown.c index 8caff3f..c123918 100644 --- a/networking/ifupdown.c +++ b/networking/ifupdown.c @@ -1008,9 +1008,12 @@ static int popen2(FILE **in, FILE **out, char *command, char *param) xpiped_pair(outfd); fflush(NULL); - pid = xvfork(); + pid = vfork(); - if (pid == 0) { /* child */ + switch (pid) { + case -1: /* failure */ + bb_perror_msg_and_die("vfork"); + case 0: /* child */ /* NB: close _first_, then move fds! */ close(infd.wr); close(outfd.rd); |