diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 10:17:15 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 10:17:15 +0200 |
| commit | 28638ea4f8adb63f837e4436560ab16ab0388587 (patch) | |
| tree | 2dab7a03d7696697c82ba62a03700d3a2f3639b1 /drivers/char/n_tty.c | |
| parent | f781b03c4b1c713ac000877c8bbc31fc4164a29b (diff) | |
| parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) | |
Merge branch 'linus' into x86/nmitip-x86-nmi-2008-06-16_09.20_Mon
Conflicts:
arch/x86/kernel/nmi_32.c
Diffstat (limited to 'drivers/char/n_tty.c')
| -rw-r--r-- | drivers/char/n_tty.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c index 19105ec203f7..8096389b0dc2 100644 --- a/drivers/char/n_tty.c +++ b/drivers/char/n_tty.c @@ -282,16 +282,20 @@ static int opost(unsigned char c, struct tty_struct *tty) if (O_ONLRET(tty)) tty->column = 0; if (O_ONLCR(tty)) { - if (space < 2) + if (space < 2) { + unlock_kernel(); return -1; + } tty_put_char(tty, '\r'); tty->column = 0; } tty->canon_column = tty->column; break; case '\r': - if (O_ONOCR(tty) && tty->column == 0) + if (O_ONOCR(tty) && tty->column == 0) { + unlock_kernel(); return 0; + } if (O_OCRNL(tty)) { c = '\n'; if (O_ONLRET(tty)) @@ -303,10 +307,13 @@ static int opost(unsigned char c, struct tty_struct *tty) case '\t': spaces = 8 - (tty->column & 7); if (O_TABDLY(tty) == XTABS) { - if (space < spaces) + if (space < spaces) { + unlock_kernel(); return -1; + } tty->column += spaces; tty->ops->write(tty, " ", spaces); + unlock_kernel(); return 0; } tty->column += spaces; |