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Commit 335adde6 authored by Alan Cox's avatar Alan Cox Committed by Linus Torvalds
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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: default avatarAlan Cox <alan@redhat.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent fe9cd962

drivers/char/pty.c

+0 −2
Original line number Diff line number Diff line
@@ -544,8 +544,6 @@ static int pty_unix98_install(struct tty_driver *driver, struct tty_struct *tty) 
	module_put(o_tty->driver->owner);

	free_tty_struct(o_tty);

	pty_unix98_shutdown(tty);

	free_tty_struct(tty);

	module_put(driver->owner);

	return -ENOMEM;

}