Merge remote-tracking branch 'lsk/v3.10/topic/gator' into linux-linaro-lsk

[firefly-linux-kernel-4.4.55.git] / drivers / target / target_core_configfs.c

diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index 4a8bd36d39588b24d8de02f495e4ca166c022795..8cda4080b597568a647f9dee76020021d02627f0 100644 (file)
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -2034,6 +2034,11 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_access_state(
                        " tg_pt_gp ID: %hu\n", tg_pt_gp->tg_pt_gp_valid_id);
                return -EINVAL;
        }
+       if (!(dev->dev_flags & DF_CONFIGURED)) {
+               pr_err("Unable to set alua_access_state while device is"
+                      " not configured\n");
+               return -ENODEV;
+       }
 
        ret = strict_strtoul(page, 0, &tmp);
        if (ret < 0) {