diff options
Diffstat (limited to 'net/ieee802154/wpan-class.c')
| -rw-r--r-- | net/ieee802154/wpan-class.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/net/ieee802154/wpan-class.c b/net/ieee802154/wpan-class.c index 268691256a6d..1627ef2e8522 100644 --- a/net/ieee802154/wpan-class.c +++ b/net/ieee802154/wpan-class.c @@ -16,6 +16,7 @@ * */ +#include <linux/slab.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/device.h> @@ -146,13 +147,15 @@ struct wpan_phy *wpan_phy_alloc(size_t priv_size) struct wpan_phy *phy = kzalloc(sizeof(*phy) + priv_size, GFP_KERNEL); + if (!phy) + goto out; mutex_lock(&wpan_phy_mutex); phy->idx = wpan_phy_idx++; if (unlikely(!wpan_phy_idx_valid(phy->idx))) { wpan_phy_idx--; mutex_unlock(&wpan_phy_mutex); kfree(phy); - return NULL; + goto out; } mutex_unlock(&wpan_phy_mutex); @@ -167,6 +170,9 @@ struct wpan_phy *wpan_phy_alloc(size_t priv_size) phy->current_page = 0; /* for compatibility */ return phy; + +out: + return NULL; } EXPORT_SYMBOL(wpan_phy_alloc); |