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authorJaegeuk Kim <jaegeuk@kernel.org>2015-04-26 00:15:29 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2015-05-28 15:41:34 -0700
commiteaa693f4dcf1ca64b41b02d907e9c401c085cf59 (patch)
tree817b77d84ced4f1e539793d50ac7b2d02f6ab862 /fs/f2fs/hash.c
parentc879f90da96c6369080be868162ef96aeef4a439 (diff)
downloadlinux-eaa693f4dcf1ca64b41b02d907e9c401c085cf59.tar.bz2
f2fs: introduce dot and dotdot name check
This patch adds an inline function to check dot and dotdot names. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/hash.c')
-rw-r--r--fs/f2fs/hash.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/f2fs/hash.c b/fs/f2fs/hash.c
index a844fcfb9a8d..71b7206c431e 100644
--- a/fs/f2fs/hash.c
+++ b/fs/f2fs/hash.c
@@ -79,8 +79,7 @@ f2fs_hash_t f2fs_dentry_hash(const struct qstr *name_info)
const unsigned char *name = name_info->name;
size_t len = name_info->len;
- if ((len <= 2) && (name[0] == '.') &&
- (name[1] == '.' || name[1] == '\0'))
+ if (is_dot_dotdot(name_info))
return 0;
/* Initialize the default seed for the hash checksum functions */