[PATCH 1/1] fs/gfs2/quota.c: replace kmalloc - __vmalloc / memset 0

[Fabian Frederick]

Use kzalloc and __vmalloc __GFP_ZERO for clean sd_quota_bitmap allocation.

Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
 fs/gfs2/quota.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
index 8bec0e31..1ee4b88 100644
--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -1242,14 +1242,13 @@ int gfs2_quota_init(struct gfs2_sbd *sdp)
 	bm_size = DIV_ROUND_UP(sdp->sd_quota_slots, 8 * sizeof(unsigned long));
 	bm_size *= sizeof(unsigned long);
 	error = -ENOMEM;
-	sdp->sd_quota_bitmap = kmalloc(bm_size, GFP_NOFS|__GFP_NOWARN);
+	sdp->sd_quota_bitmap = kzalloc(bm_size, GFP_NOFS | __GFP_NOWARN);
 	if (sdp->sd_quota_bitmap == NULL)
-		sdp->sd_quota_bitmap = __vmalloc(bm_size, GFP_NOFS, PAGE_KERNEL);
+		sdp->sd_quota_bitmap = __vmalloc(bm_size, GFP_NOFS |
+						 __GFP_ZERO, PAGE_KERNEL);
 	if (!sdp->sd_quota_bitmap)
 		return error;
 
-	memset(sdp->sd_quota_bitmap, 0, bm_size);
-
 	for (x = 0; x < blocks; x++) {
 		struct buffer_head *bh;
 		const struct gfs2_quota_change *qc;
-- 
1.8.1.4

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