[U-Boot] [PATCH] mmc: fix return value check condition

[Peng Fan]

sd_read_ssr returns 0, means no error.
Fixes: 5b2e72f32721484("mmc: read ssr only if MMC write support is enabled")

Signed-off-by: Peng Fan <peng.fan at nxp.com>
Cc: Jaehoon Chung <jh80.chung at samsung.com>
Cc: Jean-Jacques Hiblot <jjhiblot at ti.com>
---
 drivers/mmc/mmc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index c930893300..92ea78b8af 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -1689,7 +1689,7 @@ static int sd_select_mode_and_width(struct mmc *mmc, uint card_caps)
 
 #if CONFIG_IS_ENABLED(MMC_WRITE)
 				err = sd_read_ssr(mmc);
-				if (!err)
+				if (err)
 					pr_warn("unable to read ssr\n");
 #endif
 				if (!err)
-- 
2.14.1