From: Peng Fan <van.freenix@gmail.com>
Date: Sun, 20 Mar 2016 13:21:36 +0000 (+0800)
Subject: cmd: spi: check return value of strdup
X-Git-Tag: v2016.05-rc1~139
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=9caeb26c5446fbf835c88c0bfc470d66aaad82c6;p=oweals%2Fu-boot.git

cmd: spi: check return value of strdup

Check return value of strdup.

Signed-off-by: Peng Fan <van.freenix@gmail.com>
Cc: Przemyslaw Marczak <p.marczak@samsung.com>
Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Heiko Schocher <hs@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: Stefan Roese <sr@denx.de>
Cc: Tom Rini <trini@konsulko.com>
---

diff --git a/cmd/spi.c b/cmd/spi.c
index 64c3ffcf42..f16ef9a5db 100644
--- a/cmd/spi.c
+++ b/cmd/spi.c
@@ -51,6 +51,8 @@ static int do_spi_xfer(int bus, int cs)
 
 	snprintf(name, sizeof(name), "generic_%d:%d", bus, cs);
 	str = strdup(name);
+	if (!str)
+		return -ENOMEM;
 	ret = spi_get_bus_and_cs(bus, cs, 1000000, mode, "spi_generic_drv",
 				 str, &dev, &slave);
 	if (ret)