bcmdhd: fix crash in AP mode

https://forum.khadas.com/t/vim3-12-kernel-4-9-232-error-because-of-hostapd/9919

Signed-off-by: Nick Xie <nick@khadas.com>

diff --git a/drivers/net/wireless/bcmdhd/dhd_config.c b/drivers/net/wireless/bcmdhd/dhd_config.c
index c308fd0125539ca6bd88091ca476e7726718b172..6a5bd3f6b49f9b28ee3f8fdb908e1a9691ebadfe 100644 (file)
--- a/drivers/net/wireless/bcmdhd/dhd_config.c
+++ b/drivers/net/wireless/bcmdhd/dhd_config.c
@@ -141,6 +141,7 @@ dhd_conf_free_chip_nv_path_list(wl_chip_nv_path_list_ctrl_t *chip_nv_list)
        if (chip_nv_list->m_chip_nv_path_head) {\r
                CONFIG_TRACE("Free %p\n", chip_nv_list->m_chip_nv_path_head);\r
                kfree(chip_nv_list->m_chip_nv_path_head);\r
+               chip_nv_list->m_chip_nv_path_head = NULL;\r
        }\r
        chip_nv_list->count = 0;\r
 }\r