[2.6 patch] char/n_hdlc.c: don't use 0 as NULL pointer

From: Adrian Bunk
Date: Mon Apr 14 2008 - 14:47:35 EST


Don't use 0 as NULL pointer.

Spotted by sparse.

Signed-off-by: Adrian Bunk <bunk@xxxxxxxxxx>

---

This patch has been sent on:
- 31 Mar 2008

39d28b33b48bbec91bfbd0e761c2f1e3e1d08b88 diff --git a/drivers/char/n_hdlc.c b/drivers/char/n_hdlc.c
index 82bcfb9..9e6145a 100644
--- a/drivers/char/n_hdlc.c
+++ b/drivers/char/n_hdlc.c
@@ -501,7 +501,7 @@ static void n_hdlc_tty_receive(struct tty_struct *tty, const __u8 *data,
__FILE__,__LINE__, count);

/* This can happen if stuff comes in on the backup tty */
- if (n_hdlc == 0 || tty != n_hdlc->tty)
+ if (n_hdlc == NULL || tty != n_hdlc->tty)
return;

/* verify line is using HDLC discipline */


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