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[pty]修正pty引起waitqueue崩溃的问题

This commit is contained in:
heyuanjie87 2023-06-16 22:14:21 +08:00 committed by guo
parent 704554f1f9
commit a790c809a8
1 changed files with 0 additions and 5 deletions
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5
components/drivers/tty/pty.c
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@ -183,8 +183,6 @@ static int ptmx_open(struct dfs_file *fd)
struct tty_struct *tty = RT_NULL; struct tty_struct *tty = RT_NULL;
struct tty_struct *pts = RT_NULL; struct tty_struct *pts = RT_NULL;
struct tty_ldisc *ld = RT_NULL; struct tty_ldisc *ld = RT_NULL;
struct rt_lwp *lwp = RT_NULL;
struct rt_wqueue *wq = RT_NULL;
tty = (struct tty_struct *)fd->vnode->data; tty = (struct tty_struct *)fd->vnode->data;
RT_ASSERT(tty != RT_NULL); RT_ASSERT(tty != RT_NULL);
@ -203,9 +201,6 @@ static int ptmx_open(struct dfs_file *fd)
return -1; return -1;
} }
pts_index++; pts_index++;
lwp = lwp_self();
wq = wait_queue_get(lwp, tty);
pts->wait_queue = *wq;
tty->other_struct = pts; tty->other_struct = pts;
ld = tty->ldisc; ld = tty->ldisc;