From: Jens Axboe <jens.axboe@oracle.com>
Date: Mon, 2 Feb 2009 14:07:37 +0000 (+0100)
Subject: Check for a valid block device size
X-Git-Tag: fio-1.24~1
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=7ab077ab119fd28b6ccf5705ea8453e414f574c1;hp=664fb3bde9ed3b61d0520b6b4f3d0ba9599834b0

Check for a valid block device size

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

diff --git a/filesetup.c b/filesetup.c
index 464c0f20..cfcfa9ae 100644
--- a/filesetup.c
+++ b/filesetup.c
@@ -156,6 +156,11 @@ static int bdev_size(struct thread_data *td, struct fio_file *f)
 		return 1;
 	}
 
+	if (!bytes) {
+		log_err("%s: zero sized block device?\n", f->file_name);
+		return 1;
+	}
+
 	f->real_file_size = bytes;
 	return 0;
 }