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| author | Colin Cross <ccross@android.com> | 2010-08-05 11:56:38 -0700 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2010-08-05 14:38:47 -0700 |
| commit | 6bd2b5d80db5630cb73e3e5a4be3b38afa241c5a (patch) | |
| tree | eb95b397af1cbfc69091324f65173f88862b81af /ext4_utils/ext4_utils.h | |
| parent | 7eb4165b83ca3724b64c8925fa530362b6072bc2 (diff) | |
| download | extras-6bd2b5d80db5630cb73e3e5a4be3b38afa241c5a.tar.gz | |
Fix calculation of dentry size
The PAD_TO function was incorrectly handling values that were already
aligned, which could lead to overruns of the dentry block. Fix the
function, rename it to ALIGN, move it to ext4_utils.h, and use it
everywhere the dentry size is calculated.
Change-Id: Ie9778d2c6f72d3db9a3162e52882377a71b8420a
Diffstat (limited to 'ext4_utils/ext4_utils.h')
| -rw-r--r-- | ext4_utils/ext4_utils.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/ext4_utils/ext4_utils.h b/ext4_utils/ext4_utils.h index 294c8c5e..0a2b542a 100644 --- a/ext4_utils/ext4_utils.h +++ b/ext4_utils/ext4_utils.h @@ -38,6 +38,7 @@ extern int force; #define min(a, b) ((a) < (b) ? (a) : (b)) #define DIV_ROUND_UP(x, y) (((x) + (y) - 1)/(y)) +#define ALIGN(x, y) ((y) * DIV_ROUND_UP((x), (y))) #define __le64 u64 #define __le32 u32 |