From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Fri, 21 Nov 2014 18:42:58 +0000 (-0200)
Subject: mx6boards: Fix error handling in board_mmc_init()
X-Git-Tag: v2015.01-rc2~3^2
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=2015.01-rc1-18266-ge7eb277;p=u-boot

mx6boards: Fix error handling in board_mmc_init()

When an invalid USDHC port is passed we should return -EINVAL instead of 0.

Also, return the error immediately on fsl_esdhc_initialize() failure.

Cc: Eric Benard <eric@eukrea.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---

diff --git a/board/embest/mx6boards/mx6boards.c b/board/embest/mx6boards/mx6boards.c
index 02fb3fa1a4..f8c746824a 100644
--- a/board/embest/mx6boards/mx6boards.c
+++ b/board/embest/mx6boards/mx6boards.c
@@ -216,7 +216,7 @@ int board_mmc_getcd(struct mmc *mmc)
 
 int board_mmc_init(bd_t *bis)
 {
-	s32 status = 0;
+	int ret;
 	int i;
 
 	/*
@@ -268,13 +268,15 @@ int board_mmc_init(bd_t *bis)
 			printf("Warning: you configured more USDHC controllers"
 			       "(%d) then supported by the board (%d)\n",
 			       i + 1, CONFIG_SYS_FSL_USDHC_NUM);
-			return status;
+			return -EINVAL;
 		}
 
-		status |= fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
+		ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
+		if (ret)
+			return ret;
 	}
 
-	return status;
+	return 0;
 }
 #endif