exofs:typo correction

index f74a2ec..cf0858e 100644
@@ -216,8 +216,8 @@ static void _clear_bio(struct bio *bio)
 
 int exofs_check_io(struct exofs_io_state *ios, u64 *resid)
 {
-	enum osd_err_priority acumulated_osd_err = 0;
-	int acumulated_lin_err = 0;
+	enum osd_err_priority accumulated_osd_erry = 0;
+	int accumulated_lin_err = 0;
 	int i;
 
 	for (i = 0; i < ios->numdevs; i++) {

@@ -243,21 +243,21 @@ int exofs_check_io(struct exofs_io_state *ios, u64 *resid)
 			continue; /* we recovered */
 		}
 
-		if (osi.osd_err_pri >= acumulated_osd_err) {
-			acumulated_osd_err = osi.osd_err_pri;
-			acumulated_lin_err = ret;
+		if (osi.osd_err_pri >= accumulated_osd_erry) {
+			accumulated_osd_erry = osi.osd_err_pri;
+			accumulated_lin_err = ret;
 		}
 	}
 
 	/* TODO: raid specific residual calculations */
 	if (resid) {
-		if (likely(!acumulated_lin_err))
+		if (likely(!accumulated_lin_err))
 			*resid = 0;
 		else
 			*resid = ios->length;
 	}
 
-	return acumulated_lin_err;
+	return accumulated_lin_err;
 }
 
 /*