From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Mon, 6 Dec 2010 06:03:58 +0000 (+0100)
Subject: Fix a warining
X-Git-Tag: 2.00~1054^2~9
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=925d998e6f9eb04c92465246b6fe458128bafb65;p=thirdparty%2Fgrub.git

Fix a warining
---

diff --git a/grub-core/fs/zfs/zfs.c b/grub-core/fs/zfs/zfs.c
index b5f25473f..b23490c92 100644
--- a/grub-core/fs/zfs/zfs.c
+++ b/grub-core/fs/zfs/zfs.c
@@ -843,6 +843,9 @@ read_device (grub_uint64_t sector, struct grub_zfs_device_desc *desc,
       {
 	grub_err_t err;
 	unsigned i;
+	if (desc->n_children <= 0)
+	  return grub_error (GRUB_ERR_BAD_FS,
+			     "non-positive number of mirror children");
 	for (i = 0; i < desc->n_children; i++)
 	  {
 	    err = read_device (sector, &desc->children[i],