noselasd/libucore
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

don't use const in CONTAINER_OF

Browse Source
This commit is contained in:
Nils O. Selåsdal
2012-12-04 23:24:05 +01:00
parent ad08ee8963
commit d9c8b2b48a
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/ucore/ucore_utils.h
+1 -1
View File
@@ -46,7 +46,7 @@
//give us the struct foo*: //give us the struct foo*:
//struct foo *f = CONTAINER_OF(p, struct foo, zap); //struct foo *f = CONTAINER_OF(p, struct foo, zap);
#define CONTAINER_OF(ptr, type, member) ({ \ #define CONTAINER_OF(ptr, type, member) ({ \
const typeof( ((type *)0)->member ) *__mptr = (ptr); \ typeof( ((type *)0)->member ) *__mptr = (ptr); \
(type *)( (char *)__mptr - offsetof(type, member) ); }) (type *)( (char *)__mptr - offsetof(type, member) ); })
#define UC_ALIGN(val,align) (((val)+(align)-1UL)&~((align)-1UL)) #define UC_ALIGN(val,align) (((val)+(align)-1UL)&~((align)-1UL))