iwmc3200wifi: Add a last_fw_err debugfs entry

[firefly-linux-kernel-4.4.55.git] / drivers / net / wireless / iwmc3200wifi / rx.c

diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c
index 14950b147f9138a4054cc4a6d638eeb2f704837d..40dbcbc16593b163e36cd7f3031cbb64187d904e 100644 (file)
--- a/drivers/net/wireless/iwmc3200wifi/rx.c
+++ b/drivers/net/wireless/iwmc3200wifi/rx.c
@@ -102,6 +102,8 @@ static int iwm_ntf_error(struct iwm_priv *iwm, u8 *buf,
        error = (struct iwm_umac_notif_error *)buf;
        fw_err = &error->err;
 
+       memcpy(iwm->last_fw_err, fw_err, sizeof(struct iwm_fw_error_hdr));
+
        IWM_ERR(iwm, "%cMAC FW ERROR:\n",
         (le32_to_cpu(fw_err->category) == UMAC_SYS_ERR_CAT_LMAC) ? 'L' : 'U');
        IWM_ERR(iwm, "\tCategory:    %d\n", le32_to_cpu(fw_err->category));