From: Adam Kwolek <adam.kwolek@intel.com>
Date: Thu, 6 Jan 2011 07:29:02 +0000 (+1100)
Subject: FIX: Get array information in reshape_array()
X-Git-Tag: mdadm-3.2~133
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ff87c16ce8981f62441c86dac95d25d98061a35;p=thirdparty%2Fmdadm.git

FIX: Get array information in reshape_array()

Uninitialized array structure is used.

Signed-off-by: Adam Kwolek <adam.kwolek@intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
---

diff --git a/Grow.c b/Grow.c
index 28e42c68..66b8efb5 100644
--- a/Grow.c
+++ b/Grow.c
@@ -1632,6 +1632,10 @@ static int reshape_array(char *container, int fd, char *devname,
 		fprintf(stderr, Name ": %s\n", msg);
 		return 1;
 	}
+	if (ioctl(fd, GET_ARRAY_INFO, &array) != 0) {
+		dprintf("Canot get array information.\n");
+		return 1;
+	}
 	spares_needed = max(reshape.before.data_disks,
 			    reshape.after.data_disks)
 		+ reshape.parity - array.raid_disks;