s/retreiv/retriev/g

As everyone knows, the rule is: "i before e.. um.. always."

Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/net/irda/iriap.c b/net/irda/iriap.c
index b8bb78a..254f907 100644
--- a/net/irda/iriap.c
+++ b/net/irda/iriap.c
@@ -364,7 +364,7 @@
 /*
  * Function iriap_getvaluebyclass (addr, name, attr)
  *
- *    Retreive all values from attribute in all objects with given class
+ *    Retrieve all values from attribute in all objects with given class
  *    name
  */
 int iriap_getvaluebyclass_request(struct iriap_cb *self,