mISDN: Fix typo in dsp_core.c

Correct spelling "modul" to "module" in
drivers/isdn/mISDN/dsp_core.c

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c
index 0c41553..742f9f4 100644
--- a/drivers/isdn/mISDN/dsp_core.c
+++ b/drivers/isdn/mISDN/dsp_core.c
@@ -1119,7 +1119,7 @@
 	int err;
 	int tics;
 
-	printk(KERN_INFO "DSP modul %s\n", mISDN_dsp_revision);
+	printk(KERN_INFO "DSP module %s\n", mISDN_dsp_revision);
 
 	dsp_options = options;
 	dsp_debug = debug;