[B.A.T.M.A.N.] [PATCHv2] batman-adv: add compat code for kmalloc_array()

[Antonio Quartulli <antonio@meshcoding.com>]

kmalloc_array() was introduced with linux-3.4 therefore
we need some compat code in order to be able to compile
batman-adv against older kernels.

Signed-off-by: Antonio Quartulli <antonio@meshcoding.com>
---

Changes from v2:
- fix linux version in commit message



 compat.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/compat.h b/compat.h
index 5eb5fe6..28f4cfe 100644
--- a/compat.h
+++ b/compat.h
@@ -274,6 +274,8 @@ static inline void batadv_eth_hw_addr_random(struct net_device *dev)
 	random_ether_addr(dev->dev_addr);
 }
 
+#define kmalloc_array(n, size, flags) kmalloc(n * size, flags)
+
 #endif /* < KERNEL_VERSION(3, 4, 0) */
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 5, 0)
-- 
1.8.5.5