X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/003db17f7a36a8098827f40df8fedc087b5a26f6..77e7b21f117eecd04bb31257ee68dfc1f425a47e:/lunaix-os/includes/lunaix/common.h?ds=sidebyside

diff --git a/lunaix-os/includes/lunaix/common.h b/lunaix-os/includes/lunaix/common.h
index 7fdf0b3..d341daa 100644
--- a/lunaix-os/includes/lunaix/common.h
+++ b/lunaix-os/includes/lunaix/common.h
@@ -48,7 +48,7 @@
 #define container_of(ptr, type, member)                                        \
     ({                                                                         \
         const typeof(((type*)0)->member)* __mptr = (ptr);                      \
-        (type*)((char*)__mptr - offsetof(type, member));                       \
+        (ptr) ? (type*)((char*)__mptr - offsetof(type, member)) : 0;           \
     })
 
 #endif