diff options
| author | Peter Hutterer <peter.hutterer@who-t.net> | 2017-05-10 12:33:10 +1000 |
|---|---|---|
| committer | Peter Hutterer <peter.hutterer@who-t.net> | 2017-05-10 12:33:10 +1000 |
| commit | 3925936969e993709c832731343ace3ff5e695d0 (patch) | |
| tree | 0f082d6f00b0b2eec14d0656b5eeb79f25dd558b /src | |
| parent | 89490d2b344c671721744d7cd4c3a98d14fcfee3 (diff) | |
util: fix container_of() macro
Fixes a bunch of warnings of the kind
../src/evdev.h:378:32: warning: variable 'f' is uninitialized when used here [-Wuninitialized]
return container_of(dispatch, f, base);
Just typecasting NULL means we can ignore sample but for the type.
https://bugs.freedesktop.org/show_bug.cgi?id=100976
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Armin Krezović <krezovic.armin@gmail.com>
Tested-by: Armin Krezović <krezovic.armin@gmail.com>
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/libinput-util.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libinput-util.h b/src/libinput-util.h index a9a2b66..9ecded7 100644 --- a/src/libinput-util.h +++ b/src/libinput-util.h @@ -87,7 +87,7 @@ bool list_empty(const struct list *list); #define container_of(ptr, sample, member) \ (__typeof__(sample))((char *)(ptr) - \ - ((char *)&(sample)->member - (char *)(sample))) + ((char *)&((typeof(sample))0)->member)) #define list_for_each(pos, head, member) \ for (pos = 0, pos = container_of((head)->next, pos, member); \ |