AcoSail/kernel_optimize_test
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fs/ufs: remove unused ufs_super_block_first pointer

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Remove occurences of unused pointers to struct ufs_super_block_first
that were acquired via ubh_get_usb_first().

Detected by Coverity: CID 139929 - CID 139936, CID 139940.

Signed-off-by: Christian Engelmayer <cengelma@gmx.at>
Cc: Evgeniy Dushistov <dushistov@mail.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christian Engelmayer 2014-04-07 15:39:56 -07:00 committed by Linus Torvalds
parent 76ee473578
commit 6e0bd34c33
3 changed files with 0 additions and 18 deletions
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12
fs/ufs/balloc.c
View File

@ -38,7 +38,6 @@ void ufs_free_fragments(struct inode *inode, u64 fragment, unsigned count)
{
struct super_block * sb;
struct ufs_sb_private_info * uspi;
struct ufs_super_block_first * usb1;
struct ufs_cg_private_info * ucpi;
struct ufs_cylinder_group * ucg;
unsigned cgno, bit, end_bit, bbase, blkmap, i;
@ -46,7 +45,6 @@ void ufs_free_fragments(struct inode *inode, u64 fragment, unsigned count)
sb = inode->i_sb;
uspi = UFS_SB(sb)->s_uspi;
usb1 = ubh_get_usb_first(uspi);
UFSD("ENTER, fragment %llu, count %u\n",
(unsigned long long)fragment, count);
@ -135,7 +133,6 @@ void ufs_free_blocks(struct inode *inode, u64 fragment, unsigned count)
{
struct super_block * sb;
struct ufs_sb_private_info * uspi;
struct ufs_super_block_first * usb1;
struct ufs_cg_private_info * ucpi;
struct ufs_cylinder_group * ucg;
unsigned overflow, cgno, bit, end_bit, i;
@ -143,7 +140,6 @@ void ufs_free_blocks(struct inode *inode, u64 fragment, unsigned count)
sb = inode->i_sb;
uspi = UFS_SB(sb)->s_uspi;
usb1 = ubh_get_usb_first(uspi);
UFSD("ENTER, fragment %llu, count %u\n",
(unsigned long long)fragment, count);
@ -499,7 +495,6 @@ static u64 ufs_add_fragments(struct inode *inode, u64 fragment,
{
struct super_block * sb;
struct ufs_sb_private_info * uspi;
struct ufs_super_block_first * usb1;
struct ufs_cg_private_info * ucpi;
struct ufs_cylinder_group * ucg;
unsigned cgno, fragno, fragoff, count, fragsize, i;
@ -509,7 +504,6 @@ static u64 ufs_add_fragments(struct inode *inode, u64 fragment,
sb = inode->i_sb;
uspi = UFS_SB(sb)->s_uspi;
usb1 = ubh_get_usb_first (uspi);
count = newcount - oldcount;
cgno = ufs_dtog(uspi, fragment);
@ -577,7 +571,6 @@ static u64 ufs_alloc_fragments(struct inode *inode, unsigned cgno,
{
struct super_block * sb;
struct ufs_sb_private_info * uspi;
struct ufs_super_block_first * usb1;
struct ufs_cg_private_info * ucpi;
struct ufs_cylinder_group * ucg;
unsigned oldcg, i, j, k, allocsize;
@ -588,7 +581,6 @@ static u64 ufs_alloc_fragments(struct inode *inode, unsigned cgno,
sb = inode->i_sb;
uspi = UFS_SB(sb)->s_uspi;
usb1 = ubh_get_usb_first(uspi);
oldcg = cgno;
/*
@ -690,7 +682,6 @@ static u64 ufs_alloccg_block(struct inode *inode,
{
struct super_block * sb;
struct ufs_sb_private_info * uspi;
struct ufs_super_block_first * usb1;
struct ufs_cylinder_group * ucg;
u64 result, blkno;
@ -698,7 +689,6 @@ static u64 ufs_alloccg_block(struct inode *inode,
sb = inode->i_sb;
uspi = UFS_SB(sb)->s_uspi;
usb1 = ubh_get_usb_first(uspi);
ucg = ubh_get_ucg(UCPI_UBH(ucpi));
if (goal == 0) {
@ -794,7 +784,6 @@ static u64 ufs_bitmap_search(struct super_block *sb,
0x0, 0x2, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe
};
struct ufs_sb_private_info *uspi = UFS_SB(sb)->s_uspi;
struct ufs_super_block_first *usb1;
struct ufs_cylinder_group *ucg;
unsigned start, length, loc;
unsigned pos, want, blockmap, mask, end;
@ -803,7 +792,6 @@ static u64 ufs_bitmap_search(struct super_block *sb,
UFSD("ENTER, cg %u, goal %llu, count %u\n", ucpi->c_cgx,
(unsigned long long)goal, count);
usb1 = ubh_get_usb_first (uspi);
ucg = ubh_get_ucg(UCPI_UBH(ucpi));
if (goal)

4
fs/ufs/ialloc.c
View File

@ -57,7 +57,6 @@ void ufs_free_inode (struct inode * inode)
{
struct super_block * sb;
struct ufs_sb_private_info * uspi;
struct ufs_super_block_first * usb1;
struct ufs_cg_private_info * ucpi;
struct ufs_cylinder_group * ucg;
int is_directory;
@ -67,7 +66,6 @@ void ufs_free_inode (struct inode * inode)
sb = inode->i_sb;
uspi = UFS_SB(sb)->s_uspi;
usb1 = ubh_get_usb_first(uspi);
ino = inode->i_ino;
@ -175,7 +173,6 @@ struct inode *ufs_new_inode(struct inode *dir, umode_t mode)
struct super_block * sb;
struct ufs_sb_info * sbi;
struct ufs_sb_private_info * uspi;
struct ufs_super_block_first * usb1;
struct ufs_cg_private_info * ucpi;
struct ufs_cylinder_group * ucg;
struct inode * inode;
@ -195,7 +192,6 @@ struct inode *ufs_new_inode(struct inode *dir, umode_t mode)
ufsi = UFS_I(inode);
sbi = UFS_SB(sb);
uspi = sbi->s_uspi;
usb1 = ubh_get_usb_first(uspi);
mutex_lock(&sbi->s_lock);

2
fs/ufs/super.c
View File

@ -1390,14 +1390,12 @@ static int ufs_statfs(struct dentry *dentry, struct kstatfs *buf)
struct super_block *sb = dentry->d_sb;
struct ufs_sb_private_info *uspi= UFS_SB(sb)->s_uspi;
unsigned flags = UFS_SB(sb)->s_flags;
struct ufs_super_block_first *usb1;
struct ufs_super_block_second *usb2;
struct ufs_super_block_third *usb3;
u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
lock_ufs(sb);
usb1 = ubh_get_usb_first(uspi);
usb2 = ubh_get_usb_second(uspi);
usb3 = ubh_get_usb_third(uspi);