libnvdimm: Fix security issue with DSM IOCTL.

[firefly-linux-kernel-4.4.55.git] / drivers / nvdimm / bus.c

diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c
index 7e2c43f701bc451463c5273ed3a5a1e49f6be15f..496b9b662dc6efd4e2dd8bc76f96183dd4e45c7e 100644 (file)
--- a/drivers/nvdimm/bus.c
+++ b/drivers/nvdimm/bus.c
@@ -513,10 +513,10 @@ static int __nd_ioctl(struct nvdimm_bus *nvdimm_bus, struct nvdimm *nvdimm,
 
        /* fail write commands (when read-only) */
        if (read_only)
-               switch (ioctl_cmd) {
-               case ND_IOCTL_VENDOR:
-               case ND_IOCTL_SET_CONFIG_DATA:
-               case ND_IOCTL_ARS_START:
+               switch (cmd) {
+               case ND_CMD_VENDOR:
+               case ND_CMD_SET_CONFIG_DATA:
+               case ND_CMD_ARS_START:
                        dev_dbg(&nvdimm_bus->dev, "'%s' command while read-only.\n",
                                        nvdimm ? nvdimm_cmd_name(cmd)
                                        : nvdimm_bus_cmd_name(cmd));