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net: mvpp2x: add check after calloc 

After allocating plat the pointer is checked.
Afterwards name is allocated and not checked.

Add the missing check to avoid a possible NULL dereference.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Heinrich Schuchardt 2018-03-07 03:39:04 +01:00 committed by Joe Hershberger
parent dfa1a74045
commit b24b1e4b1d
1 changed files with 4 additions and 0 deletions
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4
drivers/net/mvpp2.c
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@ -5598,6 +5598,10 @@ static int mvpp2_base_bind(struct udevice *parent)
id += base_id_add; id += base_id_add;
name = calloc(1, 16); name = calloc(1, 16);
if (!name) {
free(plat);
return -ENOMEM;
}
sprintf(name, "mvpp2-%d", id); sprintf(name, "mvpp2-%d", id);
/* Create child device UCLASS_ETH and bind it */ /* Create child device UCLASS_ETH and bind it */