diff options
author | Alan Cox <alan@redhat.com> | 2008-10-13 05:43:48 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-13 12:51:44 -0400 |
commit | 335adde689150d2fcf4df3cb26a6fc6740ed1f3e (patch) | |
tree | 93e11b89e96e8baf15a276e4008e08bb5873fb90 /drivers | |
parent | fe9cd962a62cb5f666cf48b9941d3f3cde134254 (diff) |
pty: Fix allocation failure double free
The updating and moving around of the pty code added a bug where both the
helper and caller free the main tty struct (the pty driver must free the
o_tty pair itself however).
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/char/pty.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/char/pty.c b/drivers/char/pty.c index c3ab8c3110c9..3c6b7911665f 100644 --- a/drivers/char/pty.c +++ b/drivers/char/pty.c | |||
@@ -544,8 +544,6 @@ free_mem_out: | |||
544 | module_put(o_tty->driver->owner); | 544 | module_put(o_tty->driver->owner); |
545 | free_tty_struct(o_tty); | 545 | free_tty_struct(o_tty); |
546 | pty_unix98_shutdown(tty); | 546 | pty_unix98_shutdown(tty); |
547 | free_tty_struct(tty); | ||
548 | module_put(driver->owner); | ||
549 | return -ENOMEM; | 547 | return -ENOMEM; |
550 | } | 548 | } |
551 | 549 | ||