Commit-ID: db91e2370e087967cb6b6425c092188767fb5e00
Gitweb: http://git.kernel.org/tip/db91e2370e087967cb6b6425c092188767fb5e00
Author: Daniel Baluta <daniel.baluta@xxxxxxxxx>
AuthorDate: Wed, 7 Sep 2016 19:49:34 +0930
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Thu, 8 Sep 2016 08:05:24 +0200
tools/lguest: Don't bork the terminal in case of wrong args
Running lguest without arguments or with a wrong argument name
borks the terminal, because the cleanup handler is set up too late
in the initialization process.
Signed-off-by: Daniel Baluta <daniel.baluta@xxxxxxxxx>
Signed-off-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Brian Gerst <brgerst@xxxxxxxxx>
Cc: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
tools/lguest/lguest.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/tools/lguest/lguest.c b/tools/lguest/lguest.c
index d9836c5..11c8d9b 100644
--- a/tools/lguest/lguest.c
+++ b/tools/lguest/lguest.c
@@ -3266,6 +3266,9 @@ int main(int argc, char *argv[])
}
}
+ /* If we exit via err(), this kills all the threads, restores tty. */
+ atexit(cleanup_devices);
+
/* We always have a console device, and it's always device 1. */
setup_console();
@@ -3369,9 +3372,6 @@ int main(int argc, char *argv[])
/* Ensure that we terminate if a device-servicing child dies. */
signal(SIGCHLD, kill_launcher);
- /* If we exit via err(), this kills all the threads, restores tty. */
- atexit(cleanup_devices);
-
/* If requested, chroot to a directory */
if (chroot_path) {
if (chroot(chroot_path) != 0)
--
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