1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index e3291dfa7607..2a6a4316db00 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -1359,6 +1359,13 @@ aoecmd_cfg_rsp(struct sk_buff *skb)
                         "Check shelf dip switches.\n");
                 return;
         }
+        if (h->minor >= NPERSHELF) {
+                pr_err("aoe: e%ld.%d %s, %d\n",
+                        aoemajor, h->minor,
+                        "slot number larger than the maximum",
+                        NPERSHELF-1);
+                return;
+        }
 
         sysminor = SYSMINOR(aoemajor, h->minor);
         if (sysminor * AOE_PARTITIONS + AOE_PARTITIONS > MINORMASK) {