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-rw-r--r--target/linux/generic/files/drivers/net/phy/rtl8367b.c25
1 files changed, 18 insertions, 7 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8367b.c b/target/linux/generic/files/drivers/net/phy/rtl8367b.c
index 5775fa4e98..47c0ff94b9 100644
--- a/target/linux/generic/files/drivers/net/phy/rtl8367b.c
+++ b/target/linux/generic/files/drivers/net/phy/rtl8367b.c
@@ -863,19 +863,26 @@ static int rtl8367b_extif_init(struct rtl8366_smi *smi, int id,
}
#ifdef CONFIG_OF
-static int rtl8367b_extif_init_of(struct rtl8366_smi *smi, int id, const char *name)
+static int rtl8367b_extif_init_of(struct rtl8366_smi *smi, int id,
+ const char *name)
{
struct rtl8367_extif_config *cfg;
const __be32 *prop;
int size;
+ int err;
prop = of_get_property(smi->parent->of_node, name, &size);
- if (!prop || size != (9 * sizeof(*prop)))
- return 0;
+ if (!prop)
+ return rtl8367b_extif_init(smi, id, NULL);
+
+ if (size != (9 * sizeof(*prop))) {
+ dev_err(smi->parent, "%s property is invalid\n", name);
+ return -EINVAL;
+ }
cfg = kzalloc(sizeof(struct rtl8367_extif_config), GFP_KERNEL);
if (!cfg)
- return -1;
+ return -ENOMEM;
cfg->txdelay = be32_to_cpup(prop++);
cfg->rxdelay = be32_to_cpup(prop++);
@@ -887,12 +894,16 @@ static int rtl8367b_extif_init_of(struct rtl8366_smi *smi, int id, const char *n
cfg->ability.duplex = be32_to_cpup(prop++);
cfg->ability.speed = be32_to_cpup(prop++);
- return rtl8367b_extif_init(smi, id, cfg);
+ err = rtl8367b_extif_init(smi, id, cfg);
+ kfree(cfg);
+
+ return err;
}
#else
-static int rtl8367b_extif_init_of(struct rtl8366_smi *smi, int id, const char *name)
+static int rtl8367b_extif_init_of(struct rtl8366_smi *smi, int id,
+ const char *name)
{
- return -1;
+ return -EINVAL;
}
#endif