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path: root/fs/jfs/jfs_dtree.c
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Diffstat (limited to 'fs/jfs/jfs_dtree.c')
-rw-r--r--fs/jfs/jfs_dtree.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/fs/jfs/jfs_dtree.c b/fs/jfs/jfs_dtree.c
index 97c66f9..4dcc058 100644
--- a/fs/jfs/jfs_dtree.c
+++ b/fs/jfs/jfs_dtree.c
@@ -284,11 +284,11 @@ static struct dir_table_slot *find_index(struct inode *ip, u32 index,
release_metapage(*mp);
*mp = NULL;
}
- if (*mp == 0) {
+ if (!(*mp)) {
*lblock = blkno;
*mp = read_index_page(ip, blkno);
}
- if (*mp == 0) {
+ if (!(*mp)) {
jfs_err("free_index: error reading directory table");
return NULL;
}
@@ -413,7 +413,8 @@ static u32 add_index(tid_t tid, struct inode *ip, s64 bn, int slot)
}
ip->i_size = PSIZE;
- if ((mp = get_index_page(ip, 0)) == 0) {
+ mp = get_index_page(ip, 0);
+ if (!mp) {
jfs_err("add_index: get_metapage failed!");
xtTruncate(tid, ip, 0, COMMIT_PWMAP);
memcpy(&jfs_ip->i_dirtable, temp_table,
@@ -461,7 +462,7 @@ static u32 add_index(tid_t tid, struct inode *ip, s64 bn, int slot)
} else
mp = read_index_page(ip, blkno);
- if (mp == 0) {
+ if (!mp) {
jfs_err("add_index: get/read_metapage failed!");
goto clean_up;
}
@@ -499,7 +500,7 @@ static void free_index(tid_t tid, struct inode *ip, u32 index, u32 next)
dirtab_slot = find_index(ip, index, &mp, &lblock);
- if (dirtab_slot == 0)
+ if (!dirtab_slot)
return;
dirtab_slot->flag = DIR_INDEX_FREE;
@@ -526,7 +527,7 @@ static void modify_index(tid_t tid, struct inode *ip, u32 index, s64 bn,
dirtab_slot = find_index(ip, index, mp, lblock);
- if (dirtab_slot == 0)
+ if (!dirtab_slot)
return;
DTSaddress(dirtab_slot, bn);
@@ -552,7 +553,7 @@ static int read_index(struct inode *ip, u32 index,
struct dir_table_slot *slot;
slot = find_index(ip, index, &mp, &lblock);
- if (slot == 0) {
+ if (!slot) {
return -EIO;
}
@@ -593,7 +594,7 @@ int dtSearch(struct inode *ip, struct component_name * key, ino_t * data,
struct super_block *sb = ip->i_sb;
ciKey.name = kmalloc((JFS_NAME_MAX + 1) * sizeof(wchar_t), GFP_NOFS);
- if (ciKey.name == 0) {
+ if (!ciKey.name) {
rc = -ENOMEM;
goto dtSearch_Exit2;
}
@@ -956,7 +957,7 @@ static int dtSplitUp(tid_t tid,
sp = DT_PAGE(ip, smp);
key.name = kmalloc((JFS_NAME_MAX + 2) * sizeof(wchar_t), GFP_NOFS);
- if (key.name == 0) {
+ if (!key.name) {
DT_PUTPAGE(smp);
rc = -ENOMEM;
goto dtSplitUp_Exit;
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