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path: root/drivers/md/bitmap.c
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Diffstat (limited to 'drivers/md/bitmap.c')
-rw-r--r--drivers/md/bitmap.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index fc05d1205aa0..c3faa6a43de1 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -887,12 +887,10 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
if (!bitmap->filemap)
goto out;
- bitmap->filemap_attr = kmalloc(sizeof(long) * num_pages, GFP_KERNEL);
+ bitmap->filemap_attr = kzalloc(sizeof(long) * num_pages, GFP_KERNEL);
if (!bitmap->filemap_attr)
goto out;
- memset(bitmap->filemap_attr, 0, sizeof(long) * num_pages);
-
oldindex = ~0L;
for (i = 0; i < chunks; i++) {
@@ -1557,12 +1555,10 @@ int bitmap_create(mddev_t *mddev)
BUG_ON(file && mddev->bitmap_offset);
- bitmap = kmalloc(sizeof(*bitmap), GFP_KERNEL);
+ bitmap = kzalloc(sizeof(*bitmap), GFP_KERNEL);
if (!bitmap)
return -ENOMEM;
- memset(bitmap, 0, sizeof(*bitmap));
-
spin_lock_init(&bitmap->lock);
bitmap->mddev = mddev;
@@ -1603,12 +1599,11 @@ int bitmap_create(mddev_t *mddev)
#ifdef INJECT_FATAL_FAULT_1
bitmap->bp = NULL;
#else
- bitmap->bp = kmalloc(pages * sizeof(*bitmap->bp), GFP_KERNEL);
+ bitmap->bp = kzalloc(pages * sizeof(*bitmap->bp), GFP_KERNEL);
#endif
err = -ENOMEM;
if (!bitmap->bp)
goto error;
- memset(bitmap->bp, 0, pages * sizeof(*bitmap->bp));
bitmap->flags |= BITMAP_ACTIVE;