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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>
This commit is contained in:
Peng Fan 2016-03-20 21:21:36 +08:00 committed by Tom Rini
parent 3917c26909
commit 9caeb26c54
1 changed files with 2 additions and 0 deletions
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cmd/spi.c
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@ -51,6 +51,8 @@ static int do_spi_xfer(int bus, int cs)
snprintf(name, sizeof(name), "generic_%d:%d", bus, cs); snprintf(name, sizeof(name), "generic_%d:%d", bus, cs);
str = strdup(name); str = strdup(name);
if (!str)
return -ENOMEM;
ret = spi_get_bus_and_cs(bus, cs, 1000000, mode, "spi_generic_drv", ret = spi_get_bus_and_cs(bus, cs, 1000000, mode, "spi_generic_drv",
str, &dev, &slave); str, &dev, &slave);
if (ret) if (ret)