This patch fixes a check-after-use spotted by the Coverity checker.
Signed-off-by: Adrian Bunk <[email protected]>
--- linux-2.6.16-rc6-mm1-full/drivers/isdn/i4l/isdn_tty.c.old 2006-03-14 02:41:38.000000000 +0100
+++ linux-2.6.16-rc6-mm1-full/drivers/isdn/i4l/isdn_tty.c 2006-03-14 02:42:10.000000000 +0100
@@ -2345,12 +2345,15 @@ isdn_tty_at_cout(char *msg, modem_info *
u_long flags;
struct sk_buff *skb = NULL;
char *sp = NULL;
- int l = strlen(msg);
+ int l;
if (!msg) {
printk(KERN_WARNING "isdn_tty: Null-Message in isdn_tty_at_cout\n");
return;
}
+
+ l = strlen(msg);
+
spin_lock_irqsave(&info->readlock, flags);
tty = info->tty;
if ((info->flags & ISDN_ASYNC_CLOSING) || (!tty)) {
-
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