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authorJaegeuk Kim <jaegeuk.kim@samsung.com>2012-12-26 09:39:50 +0400
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2012-12-28 06:27:52 +0400
commit2b50638decdb9a8585654a5acf1c8ce5962f1951 (patch)
tree71887dfa0124dc314003af82cc23ad510ff880c3 /fs/f2fs
parentce19a5d4321911f98d42e4d724630ae48f413719 (diff)
downloadlinux-2b50638decdb9a8585654a5acf1c8ce5962f1951.tar.xz
f2fs: clean up unused variables and return values
This patch cleans up a couple of unnecessary codes related to unused variables and return values. Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/gc.c12
-rw-r--r--fs/f2fs/hash.c4
-rw-r--r--fs/f2fs/node.c6
3 files changed, 5 insertions, 17 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index eda8230deb0c..b0ec721e984a 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -390,9 +390,7 @@ next_step:
}
err = check_valid_map(sbi, segno, off);
- if (err == GC_ERROR)
- return err;
- else if (err == GC_NEXT)
+ if (err == GC_NEXT)
continue;
if (initial) {
@@ -550,9 +548,7 @@ next_step:
}
err = check_valid_map(sbi, segno, off);
- if (err == GC_ERROR)
- goto stop;
- else if (err == GC_NEXT)
+ if (err == GC_NEXT)
continue;
if (phase == 0) {
@@ -562,9 +558,7 @@ next_step:
/* Get an inode by ino with checking validity */
err = check_dnode(sbi, entry, &dni, start_addr + off, &nofs);
- if (err == GC_ERROR)
- goto stop;
- else if (err == GC_NEXT)
+ if (err == GC_NEXT)
continue;
if (phase == 1) {
diff --git a/fs/f2fs/hash.c b/fs/f2fs/hash.c
index 5e48baca3597..6977415c52fc 100644
--- a/fs/f2fs/hash.c
+++ b/fs/f2fs/hash.c
@@ -71,7 +71,7 @@ static void str2hashbuf(const char *msg, int len, unsigned int *buf, int num)
f2fs_hash_t f2fs_dentry_hash(const char *name, int len)
{
- __u32 hash, minor_hash;
+ __u32 hash;
f2fs_hash_t f2fs_hash;
const char *p;
__u32 in[8], buf[4];
@@ -94,8 +94,6 @@ f2fs_hash_t f2fs_dentry_hash(const char *name, int len)
p += 16;
}
hash = buf[0];
- minor_hash = buf[1];
-
f2fs_hash = cpu_to_le32(hash & ~F2FS_HASH_COL_BIT);
return f2fs_hash;
}
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index e85643cc74a9..5066bfd256c9 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1088,7 +1088,6 @@ static int f2fs_write_node_page(struct page *page,
{
struct f2fs_sb_info *sbi = F2FS_SB(page->mapping->host->i_sb);
nid_t nid;
- unsigned int nofs;
block_t new_addr;
struct node_info ni;
@@ -1105,7 +1104,6 @@ static int f2fs_write_node_page(struct page *page,
/* get old block addr of this node page */
nid = nid_of_node(page);
- nofs = ofs_of_node(page);
BUG_ON(page->index != nid);
get_node_info(sbi, nid, &ni);
@@ -1566,7 +1564,7 @@ void flush_nat_entries(struct f2fs_sb_info *sbi)
nid_t nid;
struct f2fs_nat_entry raw_ne;
int offset = -1;
- block_t old_blkaddr, new_blkaddr;
+ block_t new_blkaddr;
ne = list_entry(cur, struct nat_entry, list);
nid = nat_get_nid(ne);
@@ -1580,7 +1578,6 @@ void flush_nat_entries(struct f2fs_sb_info *sbi)
offset = lookup_journal_in_cursum(sum, NAT_JOURNAL, nid, 1);
if (offset >= 0) {
raw_ne = nat_in_journal(sum, offset);
- old_blkaddr = le32_to_cpu(raw_ne.block_addr);
goto flush_now;
}
to_nat_page:
@@ -1602,7 +1599,6 @@ to_nat_page:
BUG_ON(!nat_blk);
raw_ne = nat_blk->entries[nid - start_nid];
- old_blkaddr = le32_to_cpu(raw_ne.block_addr);
flush_now:
new_blkaddr = nat_get_blkaddr(ne);