X-Git-Url: http://git.ipfire.org/?p=thirdparty%2Fmdadm.git;a=blobdiff_plain;f=super1.c;h=d1b8a9478ef86da4375177c59312c3c3ef19dbf6;hp=a4978e8cc5d5db2a58033b8125274d4bb6ba529c;hb=8844e291492b82f4bae6129673fb383a309514c0;hpb=661dce36178960a20a5bcbb3bbf92e721df1bec0

diff --git a/super1.c b/super1.c
index a4978e8c..d1b8a947 100644
--- a/super1.c
+++ b/super1.c
@@ -885,6 +885,10 @@ static int add_to_super1(struct supertype *st, mdu_disk_info_t *dk,
 	else
 		*rp = 0xfffe;
 
+	if (dk->number >= __le32_to_cpu(sb->max_dev) &&
+	    __le32_to_cpu(sb->max_dev) < 384)
+		sb->max_dev = __cpu_to_le32(dk->number+1);
+
 	sb->dev_number = __cpu_to_le32(dk->number);
 	sb->sb_csum = calc_sb_1_csum(sb);