From 530381d2d506d75c4dd1607bb6f556d17537f911 Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Thu, 11 Mar 2010 00:59:04 +0100
Subject: [PATCH] lib: use fstat() as fallback in blkdev_get_size()

Signed-off-by: Karel Zak <kzak@redhat.com>
---
 lib/blkdev.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/blkdev.c b/lib/blkdev.c
index 824a87c4..aa323f21 100644
--- a/lib/blkdev.c
+++ b/lib/blkdev.c
@@ -138,6 +138,15 @@ blkdev_get_size(int fd, unsigned long long *bytes)
 	}
 #endif /* HAVE_SYS_DISKLABEL_H */
 
+	{
+		struct stat st;
+
+		if (fstat(fd, &st) == 0 && S_ISREG(st.st_mode)) {
+			*bytes = st.st_size;
+			return 0;
+		}
+	}
+
 	*bytes = blkdev_find_size(fd);
 	return 0;
 }
-- 
2.39.5