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authorAdrian Bunk <bunk@kernel.org>2007-10-17 02:29:25 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 11:42:55 -0400
commit827afdf093cce59bbbf9dc9f1c2eab86e2232b9e (patch)
tree287510107cb816eb7529da88f961a4b49ffe673d /drivers/char
parentcba4fbbff2e9722e93b28e18fa7714b9013cbdda (diff)
n_hdlc.c: fix check-after-use
The Coverity checker spotted that we'd have already oops'ed if "tty" was NULL. Since "tty" can't be NULL when we reach this line of code this patch removes the NULL check. Signed-off-by: Adrian Bunk <bunk@kernel.org> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/n_hdlc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/n_hdlc.c b/drivers/char/n_hdlc.c
index e8332f305d72..82bcfb9c839a 100644
--- a/drivers/char/n_hdlc.c
+++ b/drivers/char/n_hdlc.c
@@ -229,7 +229,7 @@ static void n_hdlc_release(struct n_hdlc *n_hdlc)
229 wake_up_interruptible (&tty->read_wait); 229 wake_up_interruptible (&tty->read_wait);
230 wake_up_interruptible (&tty->write_wait); 230 wake_up_interruptible (&tty->write_wait);
231 231
232 if (tty != NULL && tty->disc_data == n_hdlc) 232 if (tty->disc_data == n_hdlc)
233 tty->disc_data = NULL; /* Break the tty->n_hdlc link */ 233 tty->disc_data = NULL; /* Break the tty->n_hdlc link */
234 234
235 /* Release transmit and receive buffers */ 235 /* Release transmit and receive buffers */