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path: root/fs/autofs/root.c
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Diffstat (limited to 'fs/autofs/root.c')
-rw-r--r--fs/autofs/root.c77
1 files changed, 38 insertions, 39 deletions
diff --git a/fs/autofs/root.c b/fs/autofs/root.c
index f2597205939d..6fa04dd6d167 100644
--- a/fs/autofs/root.c
+++ b/fs/autofs/root.c
@@ -67,8 +67,8 @@ static int autofs_root_readdir(struct file *filp, void *dirent, filldir_t filldi
filp->f_pos = ++nr;
/* fall through */
default:
- while ( onr = nr, ent = autofs_hash_enum(dirhash,&nr,ent) ) {
- if ( !ent->dentry || d_mountpoint(ent->dentry) ) {
+ while (onr = nr, ent = autofs_hash_enum(dirhash,&nr,ent)) {
+ if (!ent->dentry || d_mountpoint(ent->dentry)) {
if (filldir(dirent,ent->name,ent->len,onr,ent->ino,DT_UNKNOWN) < 0)
goto out;
filp->f_pos = nr;
@@ -88,10 +88,10 @@ static int try_to_fill_dentry(struct dentry *dentry, struct super_block *sb, str
struct autofs_dir_ent *ent;
int status = 0;
- if ( !(ent = autofs_hash_lookup(&sbi->dirhash, &dentry->d_name)) ) {
+ if (!(ent = autofs_hash_lookup(&sbi->dirhash, &dentry->d_name))) {
do {
- if ( status && dentry->d_inode ) {
- if ( status != -ENOENT )
+ if (status && dentry->d_inode) {
+ if (status != -ENOENT)
printk("autofs warning: lookup failure on positive dentry, status = %d, name = %s\n", status, dentry->d_name.name);
return 0; /* Try to get the kernel to invalidate this dentry */
}
@@ -106,7 +106,7 @@ static int try_to_fill_dentry(struct dentry *dentry, struct super_block *sb, str
return 1;
}
status = autofs_wait(sbi, &dentry->d_name);
- } while (!(ent = autofs_hash_lookup(&sbi->dirhash, &dentry->d_name)) );
+ } while (!(ent = autofs_hash_lookup(&sbi->dirhash, &dentry->d_name)));
}
/* Abuse this field as a pointer to the directory entry, used to
@@ -124,13 +124,13 @@ static int try_to_fill_dentry(struct dentry *dentry, struct super_block *sb, str
/* If this is a directory that isn't a mount point, bitch at the
daemon and fix it in user space */
- if ( S_ISDIR(dentry->d_inode->i_mode) && !d_mountpoint(dentry) ) {
+ if (S_ISDIR(dentry->d_inode->i_mode) && !d_mountpoint(dentry)) {
return !autofs_wait(sbi, &dentry->d_name);
}
/* We don't update the usages for the autofs daemon itself, this
is necessary for recursive autofs mounts */
- if ( !autofs_oz_mode(sbi) ) {
+ if (!autofs_oz_mode(sbi)) {
autofs_update_usage(&sbi->dirhash,ent);
}
@@ -157,7 +157,7 @@ static int autofs_revalidate(struct dentry * dentry, struct nameidata *nd)
sbi = autofs_sbi(dir->i_sb);
/* Pending dentry */
- if ( dentry->d_flags & DCACHE_AUTOFS_PENDING ) {
+ if (dentry->d_flags & DCACHE_AUTOFS_PENDING) {
if (autofs_oz_mode(sbi))
res = 1;
else
@@ -173,7 +173,7 @@ static int autofs_revalidate(struct dentry * dentry, struct nameidata *nd)
}
/* Check for a non-mountpoint directory */
- if ( S_ISDIR(dentry->d_inode->i_mode) && !d_mountpoint(dentry) ) {
+ if (S_ISDIR(dentry->d_inode->i_mode) && !d_mountpoint(dentry)) {
if (autofs_oz_mode(sbi))
res = 1;
else
@@ -183,9 +183,9 @@ static int autofs_revalidate(struct dentry * dentry, struct nameidata *nd)
}
/* Update the usage list */
- if ( !autofs_oz_mode(sbi) ) {
+ if (!autofs_oz_mode(sbi)) {
ent = (struct autofs_dir_ent *) dentry->d_time;
- if ( ent )
+ if (ent)
autofs_update_usage(&sbi->dirhash,ent);
}
unlock_kernel();
@@ -258,7 +258,7 @@ static struct dentry *autofs_root_lookup(struct inode *dir, struct dentry *dentr
* doesn't do the right thing for all system calls, but it should
* be OK for the operations we permit from an autofs.
*/
- if ( dentry->d_inode && d_unhashed(dentry) )
+ if (dentry->d_inode && d_unhashed(dentry))
return ERR_PTR(-ENOENT);
return NULL;
@@ -277,18 +277,18 @@ static int autofs_root_symlink(struct inode *dir, struct dentry *dentry, const c
autofs_say(dentry->d_name.name,dentry->d_name.len);
lock_kernel();
- if ( !autofs_oz_mode(sbi) ) {
+ if (!autofs_oz_mode(sbi)) {
unlock_kernel();
return -EACCES;
}
- if ( autofs_hash_lookup(dh, &dentry->d_name) ) {
+ if (autofs_hash_lookup(dh, &dentry->d_name)) {
unlock_kernel();
return -EEXIST;
}
n = find_first_zero_bit(sbi->symlink_bitmap,AUTOFS_MAX_SYMLINKS);
- if ( n >= AUTOFS_MAX_SYMLINKS ) {
+ if (n >= AUTOFS_MAX_SYMLINKS) {
unlock_kernel();
return -ENOSPC;
}
@@ -297,14 +297,14 @@ static int autofs_root_symlink(struct inode *dir, struct dentry *dentry, const c
sl = &sbi->symlink[n];
sl->len = strlen(symname);
sl->data = kmalloc(slsize = sl->len+1, GFP_KERNEL);
- if ( !sl->data ) {
+ if (!sl->data) {
clear_bit(n,sbi->symlink_bitmap);
unlock_kernel();
return -ENOSPC;
}
ent = kmalloc(sizeof(struct autofs_dir_ent), GFP_KERNEL);
- if ( !ent ) {
+ if (!ent) {
kfree(sl->data);
clear_bit(n,sbi->symlink_bitmap);
unlock_kernel();
@@ -312,7 +312,7 @@ static int autofs_root_symlink(struct inode *dir, struct dentry *dentry, const c
}
ent->name = kmalloc(dentry->d_name.len+1, GFP_KERNEL);
- if ( !ent->name ) {
+ if (!ent->name) {
kfree(sl->data);
kfree(ent);
clear_bit(n,sbi->symlink_bitmap);
@@ -354,23 +354,23 @@ static int autofs_root_unlink(struct inode *dir, struct dentry *dentry)
/* This allows root to remove symlinks */
lock_kernel();
- if ( !autofs_oz_mode(sbi) && !capable(CAP_SYS_ADMIN) ) {
+ if (!autofs_oz_mode(sbi) && !capable(CAP_SYS_ADMIN)) {
unlock_kernel();
return -EACCES;
}
ent = autofs_hash_lookup(dh, &dentry->d_name);
- if ( !ent ) {
+ if (!ent) {
unlock_kernel();
return -ENOENT;
}
n = ent->ino - AUTOFS_FIRST_SYMLINK;
- if ( n >= AUTOFS_MAX_SYMLINKS ) {
+ if (n >= AUTOFS_MAX_SYMLINKS) {
unlock_kernel();
return -EISDIR; /* It's a directory, dummy */
}
- if ( !test_bit(n,sbi->symlink_bitmap) ) {
+ if (!test_bit(n,sbi->symlink_bitmap)) {
unlock_kernel();
return -EINVAL; /* Nonexistent symlink? Shouldn't happen */
}
@@ -392,23 +392,23 @@ static int autofs_root_rmdir(struct inode *dir, struct dentry *dentry)
struct autofs_dir_ent *ent;
lock_kernel();
- if ( !autofs_oz_mode(sbi) ) {
+ if (!autofs_oz_mode(sbi)) {
unlock_kernel();
return -EACCES;
}
ent = autofs_hash_lookup(dh, &dentry->d_name);
- if ( !ent ) {
+ if (!ent) {
unlock_kernel();
return -ENOENT;
}
- if ( (unsigned int)ent->ino < AUTOFS_FIRST_DIR_INO ) {
+ if ((unsigned int)ent->ino < AUTOFS_FIRST_DIR_INO) {
unlock_kernel();
return -ENOTDIR; /* Not a directory */
}
- if ( ent->dentry != dentry ) {
+ if (ent->dentry != dentry) {
printk("autofs_rmdir: odentry != dentry for entry %s\n", dentry->d_name.name);
}
@@ -429,18 +429,18 @@ static int autofs_root_mkdir(struct inode *dir, struct dentry *dentry, int mode)
ino_t ino;
lock_kernel();
- if ( !autofs_oz_mode(sbi) ) {
+ if (!autofs_oz_mode(sbi)) {
unlock_kernel();
return -EACCES;
}
ent = autofs_hash_lookup(dh, &dentry->d_name);
- if ( ent ) {
+ if (ent) {
unlock_kernel();
return -EEXIST;
}
- if ( sbi->next_dir_ino < AUTOFS_FIRST_DIR_INO ) {
+ if (sbi->next_dir_ino < AUTOFS_FIRST_DIR_INO) {
printk("autofs: Out of inode numbers -- what the heck did you do??\n");
unlock_kernel();
return -ENOSPC;
@@ -448,13 +448,13 @@ static int autofs_root_mkdir(struct inode *dir, struct dentry *dentry, int mode)
ino = sbi->next_dir_ino++;
ent = kmalloc(sizeof(struct autofs_dir_ent), GFP_KERNEL);
- if ( !ent ) {
+ if (!ent) {
unlock_kernel();
return -ENOSPC;
}
ent->name = kmalloc(dentry->d_name.len+1, GFP_KERNEL);
- if ( !ent->name ) {
+ if (!ent->name) {
kfree(ent);
unlock_kernel();
return -ENOSPC;
@@ -483,7 +483,7 @@ static inline int autofs_get_set_timeout(struct autofs_sb_info *sbi,
put_user(sbi->exp_timeout / HZ, p))
return -EFAULT;
- if ( ntimeout > ULONG_MAX/HZ )
+ if (ntimeout > ULONG_MAX/HZ)
sbi->exp_timeout = 0;
else
sbi->exp_timeout = ntimeout * HZ;
@@ -511,15 +511,14 @@ static inline int autofs_expire_run(struct super_block *sb,
pkt.hdr.proto_version = AUTOFS_PROTO_VERSION;
pkt.hdr.type = autofs_ptype_expire;
- if ( !sbi->exp_timeout ||
- !(ent = autofs_expire(sb,sbi,mnt)) )
+ if (!sbi->exp_timeout || !(ent = autofs_expire(sb,sbi,mnt)))
return -EAGAIN;
pkt.len = ent->len;
memcpy(pkt.name, ent->name, pkt.len);
pkt.name[pkt.len] = '\0';
- if ( copy_to_user(pkt_p, &pkt, sizeof(struct autofs_packet_expire)) )
+ if (copy_to_user(pkt_p, &pkt, sizeof(struct autofs_packet_expire)))
return -EFAULT;
return 0;
@@ -537,11 +536,11 @@ static int autofs_root_ioctl(struct inode *inode, struct file *filp,
DPRINTK(("autofs_ioctl: cmd = 0x%08x, arg = 0x%08lx, sbi = %p, pgrp = %u\n",cmd,arg,sbi,process_group(current)));
- if ( _IOC_TYPE(cmd) != _IOC_TYPE(AUTOFS_IOC_FIRST) ||
- _IOC_NR(cmd) - _IOC_NR(AUTOFS_IOC_FIRST) >= AUTOFS_IOC_COUNT )
+ if (_IOC_TYPE(cmd) != _IOC_TYPE(AUTOFS_IOC_FIRST) ||
+ _IOC_NR(cmd) - _IOC_NR(AUTOFS_IOC_FIRST) >= AUTOFS_IOC_COUNT)
return -ENOTTY;
- if ( !autofs_oz_mode(sbi) && !capable(CAP_SYS_ADMIN) )
+ if (!autofs_oz_mode(sbi) && !capable(CAP_SYS_ADMIN))
return -EPERM;
switch(cmd) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 20:33:39 +0000