--- zzzz-none-000/linux-2.6.39.4/drivers/mmc/host/tmio_mmc_pio.c	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/drivers/mmc/host/tmio_mmc_pio.c	2021-11-10 13:38:15.000000000 +0000
@@ -760,8 +760,8 @@
 	struct tmio_mmc_host *host = mmc_priv(mmc);
 	struct tmio_mmc_data *pdata = host->pdata;
 
-	return !((pdata->flags & TMIO_MMC_WRPROTECT_DISABLE) ||
-		 (sd_ctrl_read32(host, CTL_STATUS) & TMIO_STAT_WRPROTECT));
+	return ((pdata->flags & TMIO_MMC_WRPROTECT_DISABLE) ||
+		!(sd_ctrl_read32(host, CTL_STATUS) & TMIO_STAT_WRPROTECT));
 }
 
 static int tmio_mmc_get_cd(struct mmc_host *mmc)