From: Jens Axboe <axboe@fb.com>
Date: Tue, 3 May 2016 14:34:50 +0000 (-0600)
Subject: btt/unplug_hist: fix bad memset
X-Git-Tag: blktrace-1.2.0~16
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=d1422556dbff03e982aeb2faf5893b4363621bee;p=blktrace.git

btt/unplug_hist: fix bad memset

Just replace the malloc/memset with a calloc().

Signed-off-by: Jens Axboe <axboe@fb.com>
---

diff --git a/btt/unplug_hist.c b/btt/unplug_hist.c
index 89995de..be16b69 100644
--- a/btt/unplug_hist.c
+++ b/btt/unplug_hist.c
@@ -34,11 +34,11 @@ void *unplug_hist_alloc(struct d_info *dip)
 {
 	struct hist_bkt *hbp;
 
-	if (unplug_hist_name == NULL) return NULL;
+	if (unplug_hist_name == NULL)
+		return NULL;
 
-	hbp = malloc(sizeof(*hbp));
+	hbp = calloc(1, sizeof(*hbp));
 	hbp->dip = dip;
-	memset(hbp->hist, 0, NBKTS * sizeof(int));
 
 	return hbp;
 }