From 2d1f03b6164bce6f871918f563de9d8233e76f93 Mon Sep 17 00:00:00 2001
From: "Bryn M. Reeves" <bmr@redhat.com>
Date: Fri, 8 Jul 2016 21:13:25 +0100
Subject: libdm: use a constant for FIEMAP buffer size

---
 libdm/libdm-stats.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'libdm')

diff --git a/libdm/libdm-stats.c b/libdm/libdm-stats.c
index d911c60d2..bf9b7e30c 100644
--- a/libdm/libdm-stats.c
+++ b/libdm/libdm-stats.c
@@ -37,6 +37,7 @@
 
 #define STATS_ROW_BUF_LEN 4096
 #define STATS_MSG_BUF_LEN 1024
+#define STATS_FIE_BUF_LEN 2048
 
 #define SECTOR_SHIFT 9L
 
@@ -4147,7 +4148,7 @@ static int _stats_add_extent(struct dm_pool *mem, struct fiemap_extent *fm_ext,
 static struct _extent *_stats_get_extents_for_file(struct dm_pool *mem, int fd,
 						   uint64_t *count)
 {
-	uint64_t buf[2048];
+	uint64_t buf[STATS_FIE_BUF_LEN];
 	struct fiemap *fiemap = (struct fiemap *)buf;
 	struct fiemap_extent *fm_ext = &fiemap->fm_extents[0];
 	struct fiemap_extent fm_last = {0};
-- 
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