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| author | Mimi Zohar <zohar@linux.vnet.ibm.com> | 2009-02-04 15:06:57 +0100 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-02-05 23:05:30 +0100 |
| commit | 6146f0d5e47ca4047ffded0fb79b6c25359b386c (patch) | |
| tree | edd792e52ad56d4a5d3ac6caa8437d3283fc157e /fs/namei.c | |
| parent | TPM: integrity interface (diff) | |
| download | linux-6146f0d5e47ca4047ffded0fb79b6c25359b386c.tar.xz linux-6146f0d5e47ca4047ffded0fb79b6c25359b386c.zip | |
integrity: IMA hooks
This patch replaces the generic integrity hooks, for which IMA registered
itself, with IMA integrity hooks in the appropriate places directly
in the fs directory.
Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'fs/namei.c')
| -rw-r--r-- | fs/namei.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/namei.c b/fs/namei.c index af3783fff1de..734f2b5591bf 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -24,6 +24,7 @@ #include <linux/fsnotify.h> #include <linux/personality.h> #include <linux/security.h> +#include <linux/ima.h> #include <linux/syscalls.h> #include <linux/mount.h> #include <linux/audit.h> @@ -860,6 +861,8 @@ static int __link_path_walk(const char *name, struct nameidata *nd) err = exec_permission_lite(inode); if (err == -EAGAIN) err = vfs_permission(nd, MAY_EXEC); + if (!err) + err = ima_path_check(&nd->path, MAY_EXEC); if (err) break; @@ -1525,6 +1528,11 @@ int may_open(struct nameidata *nd, int acc_mode, int flag) error = vfs_permission(nd, acc_mode); if (error) return error; + + error = ima_path_check(&nd->path, + acc_mode & (MAY_READ | MAY_WRITE | MAY_EXEC)); + if (error) + return error; /* * An append-only file must be opened in append mode for writing. */ |