[PATCH] use kzalloc and kcalloc in core fs code

[safe/jmp/linux-2.6] / fs / bio.c

diff --git a/fs/bio.c b/fs/bio.c
index 0a8c59c..73e664c 100644 (file)
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -636,12 +636,10 @@ static struct bio *__bio_map_user_iov(request_queue_t *q,
                return ERR_PTR(-ENOMEM);
 
        ret = -ENOMEM;
-       pages = kmalloc(nr_pages * sizeof(struct page *), GFP_KERNEL);
+       pages = kcalloc(nr_pages, sizeof(struct page *), GFP_KERNEL);
        if (!pages)
                goto out;
 
-       memset(pages, 0, nr_pages * sizeof(struct page *));
-
        for (i = 0; i < iov_count; i++) {
                unsigned long uaddr = (unsigned long)iov[i].iov_base;
                unsigned long len = iov[i].iov_len;
@@ -1186,12 +1184,11 @@ void bioset_free(struct bio_set *bs)
 
 struct bio_set *bioset_create(int bio_pool_size, int bvec_pool_size, int scale)
 {
-       struct bio_set *bs = kmalloc(sizeof(*bs), GFP_KERNEL);
+       struct bio_set *bs = kzalloc(sizeof(*bs), GFP_KERNEL);
 
        if (!bs)
                return NULL;
 
-       memset(bs, 0, sizeof(*bs));
        bs->bio_pool = mempool_create(bio_pool_size, mempool_alloc_slab,
                        mempool_free_slab, bio_slab);