iwlegacy: checkpatch.pl fixes

Fix most checkpatch.pl ERRORs and some WARNINGs.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
diff --git a/drivers/net/wireless/iwlegacy/3945-rs.c b/drivers/net/wireless/iwlegacy/3945-rs.c
index 3420b1c..30ad404 100644
--- a/drivers/net/wireless/iwlegacy/3945-rs.c
+++ b/drivers/net/wireless/iwlegacy/3945-rs.c
@@ -837,8 +837,8 @@
 }
 
 static ssize_t
-il3945_sta_dbgfs_stats_table_read(struct file *file, char __user * user_buf,
-				  size_t count, loff_t * ppos)
+il3945_sta_dbgfs_stats_table_read(struct file *file, char __user *user_buf,
+				  size_t count, loff_t *ppos)
 {
 	char *buff;
 	int desc = 0;