From: Heiko Schocher <hs@denx.de>
Date: Mon, 27 Apr 2015 05:42:07 +0000 (+0200)
Subject: mtd, spi: Check if flash pointer is used
X-Git-Tag: v2015.07-rc3~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8ee81b7f9b675cb675119a998b04ca843d24ddcd;p=platform%2Fkernel%2Fu-boot.git

mtd, spi: Check if flash pointer is used

If flash pointer is used free it, before probing a new
flash and storing it in flash.

Signed-off-by: Heiko Schocher <hs@denx.de>
Tested-by: Jagannadh Teki <jteki@openedev.com>
Reviewed-by: Jagannadh Teki <jteki@openedev.com>
---

diff --git a/common/cmd_sf.c b/common/cmd_sf.c
index 9bced29..aef8c2a 100644
--- a/common/cmd_sf.c
+++ b/common/cmd_sf.c
@@ -135,7 +135,12 @@ static int do_spi_flash_probe(int argc, char * const argv[])
 
 	flash = dev_get_uclass_priv(new);
 #else
+	if (flash)
+		spi_flash_free(flash);
+
 	new = spi_flash_probe(bus, cs, speed, mode);
+	flash = new;
+
 	if (!new) {
 		printf("Failed to initialize SPI flash at %u:%u\n", bus, cs);
 		return 1;