soc: fsl: guts: Add a NULL check for devm_kasprintf()
authorFabio Estevam <fabio.estevam@nxp.com>
Sat, 6 Jan 2018 13:22:34 +0000 (11:22 -0200)
committerLi Yang <leoyang.li@nxp.com>
Mon, 22 Jan 2018 22:59:48 +0000 (16:59 -0600)
commit14b055f43915a81be46d7e98f6f237bee62c6b0c
treef388e92cf85e23a59ae65086d62f65c814e961db
parent6ea0acfd0724007be4e368aca9dc29e384bf2330
soc: fsl: guts: Add a NULL check for devm_kasprintf()

devm_kasprintf() may fail, so we should better add a NULL check
and propagate an error on failure.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Acked-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
drivers/soc/fsl/guts.c