Yi Yang <yiyan...@huawei.com> writes: > The devm_kasprintf() returns a pointer to dynamically allocated memory. > that will return NULL when allocate failed. > Fix it by check return value of devm_kasprintf(). > > Fixes: acfe63ec1c59 ("mtd: Convert to using %pOFn instead of > device_node.name") > Signed-off-by: Yi Yang <yiyan...@huawei.com> > --- > drivers/mtd/devices/powernv_flash.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/mtd/devices/powernv_flash.c > b/drivers/mtd/devices/powernv_flash.c > index 66044f4f5bad..b305e555ddbf 100644 > --- a/drivers/mtd/devices/powernv_flash.c > +++ b/drivers/mtd/devices/powernv_flash.c > @@ -207,6 +207,10 @@ static int powernv_flash_set_driver_info(struct device > *dev, > * get them > */ > mtd->name = devm_kasprintf(dev, GFP_KERNEL, "%pOFP", dev->of_node); > + if (mtd->name) {
That seems like the wrong check? cheers > + dev_err(dev, "failed to allocate mtd->name\n"); > + return -ENOMEM; > + } > mtd->type = MTD_NORFLASH; > mtd->flags = MTD_WRITEABLE; > mtd->size = size; > -- > 2.25.1