Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/net/irda/timer.c b/net/irda/timer.c
index 0335ba0..f418cb2 100644
--- a/net/irda/timer.c
+++ b/net/irda/timer.c
@@ -59,7 +59,7 @@
 	 * slot time, plus add some extra time to properly receive the last
 	 * discovery packet (which is longer due to extra discovery info),
 	 * to avoid messing with for incomming connections requests and
-	 * to accomodate devices that perform discovery slower than us.
+	 * to accommodate devices that perform discovery slower than us.
 	 * Jean II */
 	timeout = ((sysctl_slot_timeout * HZ / 1000) * (S - s)
 		   + XIDEXTRA_TIMEOUT + SMALLBUSY_TIMEOUT);