In case kzalloc fails, the fix releases resources and returns
-ENOMEM to avoid the NULL pointer dereference.
Signed-off-by: Kangjie Lu
---
drivers/thunderbolt/property.c | 5 +
1 file changed, 5 insertions(+)
diff --git a/drivers/thunderbolt/property.c b/drivers/thunderbolt/property.c
index b2f0d6386cee..ee76449524a3 100644
--- a/drivers/thunderbolt/property.c
+++ b/drivers/thunderbolt/property.c
@@ -548,6 +548,11 @@ int tb_property_add_data(struct tb_property_dir *parent,
const char *key,
property->length = size / 4;
property->value.data = kzalloc(size, GFP_KERNEL);
+ if (!property->value.data) {
+ kfree(property);
+ return -ENOMEM;
+ }
+
memcpy(property->value.data, buf, buflen);
list_add_tail(>list, >properties);
--
2.17.1