Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/net/rose/rose_route.c b/net/rose/rose_route.c
index 08dcd2f..479cae5 100644
--- a/net/rose/rose_route.c
+++ b/net/rose/rose_route.c
@@ -587,7 +587,7 @@
 
 /*
  *	Check that the device given is a valid AX.25 interface that is "up".
- * 	called whith RTNL
+ * 	called with RTNL
  */
 static struct net_device *rose_ax25_dev_find(char *devname)
 {