JFS: kzalloc conversion

this converts fs/jfs to kzalloc() usage.
compile tested with make allyesconfig

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 3113ff5..0b348b1 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -1105,11 +1105,10 @@
 		}
 	}
 
-	if (!(log = kmalloc(sizeof(struct jfs_log), GFP_KERNEL))) {
+	if (!(log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL))) {
 		up(&jfs_log_sem);
 		return -ENOMEM;
 	}
-	memset(log, 0, sizeof(struct jfs_log));
 	INIT_LIST_HEAD(&log->sb_list);
 	init_waitqueue_head(&log->syncwait);
 
@@ -1181,9 +1180,8 @@
 	struct jfs_log *log;
 	int rc;
 
-	if (!(log = kmalloc(sizeof(struct jfs_log), GFP_KERNEL)))
+	if (!(log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL)))
 		return -ENOMEM;
-	memset(log, 0, sizeof(struct jfs_log));
 	INIT_LIST_HEAD(&log->sb_list);
 	init_waitqueue_head(&log->syncwait);
 
@@ -1216,12 +1214,11 @@
 
 	down(&jfs_log_sem);
 	if (!dummy_log) {
-		dummy_log = kmalloc(sizeof(struct jfs_log), GFP_KERNEL);
+		dummy_log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL);
 		if (!dummy_log) {
 			up(&jfs_log_sem);
 			return -ENOMEM;
 		}
-		memset(dummy_log, 0, sizeof(struct jfs_log));
 		INIT_LIST_HEAD(&dummy_log->sb_list);
 		init_waitqueue_head(&dummy_log->syncwait);
 		dummy_log->no_integrity = 1;