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authorFabian Frederick <fabf@skynet.be>2015-02-17 13:46:23 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-17 14:34:52 -0800
commitf157853e407c0611cd6acbc400fa6c7be420b1bd (patch)
treec8ee0adacfd4b798228d0ccd65de3f3ec0ce24d5 /fs/affs/namei.c
parenteeb36f8e938d151fc5e12e96ae13d0e283be357e (diff)
downloadop-kernel-dev-f157853e407c0611cd6acbc400fa6c7be420b1bd.zip
op-kernel-dev-f157853e407c0611cd6acbc400fa6c7be420b1bd.tar.gz
fs/affs: define AFFSNAMEMAX to replace constant use
30 was used all over the place to compare name length against AFFS maximum name length. Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/affs/namei.c')
-rw-r--r--fs/affs/namei.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/affs/namei.c b/fs/affs/namei.c
index 66c6cb3..ffb7bd8 100644
--- a/fs/affs/namei.c
+++ b/fs/affs/namei.c
@@ -72,7 +72,7 @@ __affs_hash_dentry(struct qstr *qstr, toupper_t toupper, bool notruncate)
return retval;
hash = init_name_hash();
- len = min(qstr->len, 30u);
+ len = min(qstr->len, AFFSNAMEMAX);
for (; len > 0; name++, len--)
hash = partial_name_hash(toupper(*name), hash);
qstr->hash = end_name_hash(hash);
@@ -115,10 +115,10 @@ static inline int __affs_compare_dentry(unsigned int len,
* If the names are longer than the allowed 30 chars,
* the excess is ignored, so their length may differ.
*/
- if (len >= 30) {
- if (name->len < 30)
+ if (len >= AFFSNAMEMAX) {
+ if (name->len < AFFSNAMEMAX)
return 1;
- len = 30;
+ len = AFFSNAMEMAX;
} else if (len != name->len)
return 1;
@@ -157,10 +157,10 @@ affs_match(struct dentry *dentry, const u8 *name2, toupper_t toupper)
const u8 *name = dentry->d_name.name;
int len = dentry->d_name.len;
- if (len >= 30) {
- if (*name2 < 30)
+ if (len >= AFFSNAMEMAX) {
+ if (*name2 < AFFSNAMEMAX)
return 0;
- len = 30;
+ len = AFFSNAMEMAX;
} else if (len != *name2)
return 0;
@@ -176,7 +176,7 @@ affs_hash_name(struct super_block *sb, const u8 *name, unsigned int len)
toupper_t toupper = affs_get_toupper(sb);
u32 hash;
- hash = len = min(len, 30u);
+ hash = len = min(len, AFFSNAMEMAX);
for (; len > 0; len--)
hash = (hash * 13 + toupper(*name++)) & 0x7ff;
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