diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/audit.c | 12 | ||||
| -rw-r--r-- | kernel/auditsc.c | 28 |
2 files changed, 17 insertions, 23 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index c8555b18021..783e6570124 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -1312,26 +1312,26 @@ void audit_log_untrustedstring(struct audit_buffer *ab, const char *string) /* This is a helper-function to print the escaped d_path */ void audit_log_d_path(struct audit_buffer *ab, const char *prefix, - struct dentry *dentry, struct vfsmount *vfsmnt) + struct path *path) { - char *p, *path; + char *p, *pathname; if (prefix) audit_log_format(ab, " %s", prefix); /* We will allow 11 spaces for ' (deleted)' to be appended */ - path = kmalloc(PATH_MAX+11, ab->gfp_mask); - if (!path) { + pathname = kmalloc(PATH_MAX+11, ab->gfp_mask); + if (!pathname) { audit_log_format(ab, "<no memory>"); return; } - p = d_path(dentry, vfsmnt, path, PATH_MAX+11); + p = d_path(path->dentry, path->mnt, pathname, PATH_MAX+11); if (IS_ERR(p)) { /* Should never happen since we send PATH_MAX */ /* FIXME: can we save some information here? */ audit_log_format(ab, "<too long>"); } else audit_log_untrustedstring(ab, p); - kfree(path); + kfree(pathname); } /** diff --git a/kernel/auditsc.c b/kernel/auditsc.c index 741291a1de0..ac6d9b23b01 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(¤t->fs->lock); - context->pwd = dget(current->fs->pwd.dentry); - context->pwdmnt = mntget(current->fs->pwd.mnt); + context->pwd = current->fs->pwd; + path_get(¤t->fs->pwd); read_unlock(¤t->fs->lock); } |