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authorJan Blunck <jblunck@suse.de>2008-02-14 19:38:33 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-14 21:17:08 -0800
commit44707fdf5938ad269ea5d6c5744d82f6a7328746 (patch)
tree7eb1704418eb41b859ad24bc48f6400135474d87 /kernel/auditsc.c
parenta03a8a709a0c34b61b7aea1d54a0473a6b941fdb (diff)
d_path: Use struct path in struct avc_audit_data
audit_log_d_path() is a d_path() wrapper that is used by the audit code. To use a struct path in audit_log_d_path() I need to embed it into struct avc_audit_data. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Jan Blunck <jblunck@suse.de> Acked-by: Christoph Hellwig <hch@infradead.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: "J. Bruce Fields" <bfields@fieldses.org> Cc: Neil Brown <neilb@suse.de> Cc: Stephen Smalley <sds@tycho.nsa.gov> Cc: James Morris <jmorris@namei.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/auditsc.c')
-rw-r--r--kernel/auditsc.c28
1 files changed, 11 insertions, 17 deletions
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 741291a1de0d..ac6d9b23b018 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -208,8 +208,7 @@ struct audit_context {
int name_count;
struct audit_names names[AUDIT_NAMES];
char * filterkey; /* key for rule that triggered record */
- struct dentry * pwd;
- struct vfsmount * pwdmnt;
+ struct path pwd;
struct audit_context *previous; /* For nested syscalls */
struct audit_aux_data *aux;
struct audit_aux_data *aux_pids;
@@ -786,12 +785,9 @@ static inline void audit_free_names(struct audit_context *context)
__putname(context->names[i].name);
}
context->name_count = 0;
- if (context->pwd)
- dput(context->pwd);
- if (context->pwdmnt)
- mntput(context->pwdmnt);
- context->pwd = NULL;
- context->pwdmnt = NULL;
+ path_put(&context->pwd);
+ context->pwd.dentry = NULL;
+ context->pwd.mnt = NULL;
}
static inline void audit_free_aux(struct audit_context *context)
@@ -930,8 +926,7 @@ static void audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk
if ((vma->vm_flags & VM_EXECUTABLE) &&
vma->vm_file) {
audit_log_d_path(ab, "exe=",
- vma->vm_file->f_path.dentry,
- vma->vm_file->f_path.mnt);
+ &vma->vm_file->f_path);
break;
}
vma = vma->vm_next;
@@ -1341,10 +1336,10 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
context->target_sid, context->target_comm))
call_panic = 1;
- if (context->pwd && context->pwdmnt) {
+ if (context->pwd.dentry && context->pwd.mnt) {
ab = audit_log_start(context, GFP_KERNEL, AUDIT_CWD);
if (ab) {
- audit_log_d_path(ab, "cwd=", context->pwd, context->pwdmnt);
+ audit_log_d_path(ab, "cwd=", &context->pwd);
audit_log_end(ab);
}
}
@@ -1367,8 +1362,7 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
case 0:
/* name was specified as a relative path and the
* directory component is the cwd */
- audit_log_d_path(ab, " name=", context->pwd,
- context->pwdmnt);
+ audit_log_d_path(ab, " name=", &context->pwd);
break;
default:
/* log the name's directory component */
@@ -1695,10 +1689,10 @@ void __audit_getname(const char *name)
context->names[context->name_count].ino = (unsigned long)-1;
context->names[context->name_count].osid = 0;
++context->name_count;
- if (!context->pwd) {
+ if (!context->pwd.dentry) {
read_lock(&current->fs->lock);
- context->pwd = dget(current->fs->pwd.dentry);
- context->pwdmnt = mntget(current->fs->pwd.mnt);
+ context->pwd = current->fs->pwd;
+ path_get(&current->fs->pwd);
read_unlock(&current->fs->lock);
}