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authorDenis Vlasenko2008-07-01 15:59:42 +0000
committerDenis Vlasenko2008-07-01 15:59:42 +0000
commit82604e973085f91f1b99cacea08963d0d1468084 (patch)
tree2de05bb2a6943ca6be0cc46f36e5fb07099aef40 /networking/ifupdown.c
parentb111917972c1398ef96ef2d388c6c4ba57a8e9f7 (diff)
downloadbusybox-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.c7
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);