diff options
author | Serban Constantinescu <serban.constantinescu@arm.com> | 2013-01-30 14:20:19 +0000 |
---|---|---|
committer | Serban Constantinescu <serban.constantinescu@arm.com> | 2013-02-04 11:11:06 +0000 |
commit | 5dc1b2652d61de48999982f53186dde3fa8e8f14 (patch) | |
tree | 3574d3a6eb4ea1551e1506706dacef37145db57e | |
parent | 7d1f9aeff1ee4a20b1aeb377dd0f579fe9647619 (diff) |
staging: android: ashmem: fix ashmem pin/unpin interface
The values exchanged between kernel and userspace through struct
ashmem_pin should be of type size_t. This change won't affect the
existing interface but will stand as the basis of 64bit compat layer.
Signed-off-by: Serban Constantinescu <serban.constantinescu@arm.com>
-rw-r--r-- | drivers/staging/android/ashmem.c | 2 | ||||
-rw-r--r-- | drivers/staging/android/ashmem.h | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c index 634b9ae713e0..692eefff4a56 100644 --- a/drivers/staging/android/ashmem.c +++ b/drivers/staging/android/ashmem.c @@ -605,7 +605,7 @@ static int ashmem_pin_unpin(struct ashmem_area *asma, unsigned long cmd, if (unlikely((pin.offset | pin.len) & ~PAGE_MASK)) return -EINVAL; - if (unlikely(((__u32) -1) - pin.offset < pin.len)) + if (unlikely(((size_t) -1) - pin.offset < pin.len)) return -EINVAL; if (unlikely(PAGE_ALIGN(asma->size) < pin.offset + pin.len)) diff --git a/drivers/staging/android/ashmem.h b/drivers/staging/android/ashmem.h index 1976b10ef93e..c9b2ebaa441a 100644 --- a/drivers/staging/android/ashmem.h +++ b/drivers/staging/android/ashmem.h @@ -28,8 +28,8 @@ #define ASHMEM_IS_PINNED 1 struct ashmem_pin { - __u32 offset; /* offset into region, in bytes, page-aligned */ - __u32 len; /* length forward from offset, in bytes, page-aligned */ + size_t offset; /* offset into region, in bytes, page-aligned */ + size_t len; /* length forward from offset, in bytes, page-aligned */ }; #define __ASHMEMIOC 0x77 |