[PATCH] dell_rbu: NULL noise removal

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/firmware/dell_rbu.c b/drivers/firmware/dell_rbu.c
index 6d83299..dfedb77 100644
--- a/drivers/firmware/dell_rbu.c
+++ b/drivers/firmware/dell_rbu.c
@@ -105,8 +105,8 @@
 	int ordernum = 0;
 	int retval = 0;
 	unsigned int packet_array_size = 0;
-	void **invalid_addr_packet_array = 0;
-	void *packet_data_temp_buf = 0;
+	void **invalid_addr_packet_array = NULL;
+	void *packet_data_temp_buf = NULL;
 	unsigned int idx = 0;
 
 	pr_debug("create_packet: entry \n");
@@ -178,7 +178,7 @@
 						packet_data_temp_buf),
 					allocation_floor);
 			invalid_addr_packet_array[idx++] = packet_data_temp_buf;
-			packet_data_temp_buf = 0;
+			packet_data_temp_buf = NULL;
 		}
 	}
 	spin_lock(&rbu_data.lock);