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authorAjeet Yadav <ajeet.yadav.77@gmail.com>2012-02-02 08:34:49 +0100
committerPhillip Lougher <phillip@squashfs.org.uk>2012-03-10 04:00:54 +0100
commit4826d83d9c4f6bbf61f997e7b68547b4bffd8a49 (patch)
tree097311a82c02b3d0d8fc35ed1589e3edd6bccbcb
parentLinux 3.3-rc6 (diff)
downloadlinux-4826d83d9c4f6bbf61f997e7b68547b4bffd8a49.tar.xz
linux-4826d83d9c4f6bbf61f997e7b68547b4bffd8a49.zip
Squashfs: use define instead of constant
Its better to use defined name instead of constant Signed-off-by: Ajeet Yadav <ajeet.yadav.77@gmail.com> Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk>
-rw-r--r--fs/squashfs/dir.c3
-rw-r--r--fs/squashfs/namei.c3
-rw-r--r--fs/squashfs/squashfs_fs.h3
3 files changed, 5 insertions, 4 deletions
diff --git a/fs/squashfs/dir.c b/fs/squashfs/dir.c
index 9dfe2ce0fb70..4a812bfcdd5e 100644
--- a/fs/squashfs/dir.c
+++ b/fs/squashfs/dir.c
@@ -173,8 +173,7 @@ static int squashfs_readdir(struct file *file, void *dirent, filldir_t filldir)
dir_count = le32_to_cpu(dirh.count) + 1;
- /* dir_count should never be larger than 256 */
- if (dir_count > 256)
+ if (dir_count > SQUASHFS_DIR_COUNT)
goto failed_read;
while (dir_count--) {
diff --git a/fs/squashfs/namei.c b/fs/squashfs/namei.c
index 0682b38d7e31..66c70fc8c80b 100644
--- a/fs/squashfs/namei.c
+++ b/fs/squashfs/namei.c
@@ -177,8 +177,7 @@ static struct dentry *squashfs_lookup(struct inode *dir, struct dentry *dentry,
dir_count = le32_to_cpu(dirh.count) + 1;
- /* dir_count should never be larger than 256 */
- if (dir_count > 256)
+ if (dir_count > SQUASHFS_DIR_COUNT)
goto data_error;
while (dir_count--) {
diff --git a/fs/squashfs/squashfs_fs.h b/fs/squashfs/squashfs_fs.h
index e8e14645de9a..b2f9f623ac98 100644
--- a/fs/squashfs/squashfs_fs.h
+++ b/fs/squashfs/squashfs_fs.h
@@ -52,6 +52,9 @@
/* Max length of filename (not 255) */
#define SQUASHFS_NAME_LEN 256
+/* Max value for directory header count*/
+#define SQUASHFS_DIR_COUNT 256
+
#define SQUASHFS_INVALID_FRAG (0xffffffffU)
#define SQUASHFS_INVALID_XATTR (0xffffffffU)
#define SQUASHFS_INVALID_BLK (-1LL)