[PATCH v2 06/11] staging/android: turn fence_info into a __u64 pointer

[Gustavo Padovan]

From: Gustavo Padovan <gustavo.pado...@collabora.co.uk>

Making fence_info a pointer enables us to extend the struct in the future
without breaking the ABI.

v2: use type __u64 for fence_info

Signed-off-by: Gustavo Padovan <gustavo.padovan at collabora.co.uk>
---
 drivers/staging/android/sync.c      | 2 +-
 drivers/staging/android/uapi/sync.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/android/sync.c b/drivers/staging/android/sync.c
index f7530f0..03b1214 100644
--- a/drivers/staging/android/sync.c
+++ b/drivers/staging/android/sync.c
@@ -525,7 +525,7 @@ static long sync_file_ioctl_fence_info(struct sync_file 
*sync_file,
        if (info->status >= 0)
                info->status = !info->status;

-       len = sizeof(struct sync_file_info);
+       len = sizeof(struct sync_file_info) - sizeof(__u64);

        for (i = 0; i < sync_file->num_fences; ++i) {
                struct fence *fence = sync_file->cbs[i].fence;
diff --git a/drivers/staging/android/uapi/sync.h 
b/drivers/staging/android/uapi/sync.h
index ed281fc..8e2ed32 100644
--- a/drivers/staging/android/uapi/sync.h
+++ b/drivers/staging/android/uapi/sync.h
@@ -54,7 +54,7 @@ struct sync_file_info {
        char    name[32];
        __s32   status;

-       __u8    fence_info[0];
+       __u64   fence_info;
 };

 #define SYNC_IOC_MAGIC         '>'
-- 
2.5.0