From: Ajeet Yadav Date: Thu, 2 Feb 2012 07:34:49 +0000 (+0530) Subject: Squashfs: use define instead of constant X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=4826d83d9c4f6bbf61f997e7b68547b4bffd8a49;p=deliverable%2Flinux.git Squashfs: use define instead of constant Its better to use defined name instead of constant Signed-off-by: Ajeet Yadav Signed-off-by: Phillip Lougher --- 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)