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integrity: IMA hooks

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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>
This commit is contained in:
Mimi Zohar 2009-02-04 09:06:57 -05:00 • committed by James Morris
parent 659aaf2bb5
commit 6146f0d5e4
7 changed files with 86 additions and 7 deletions
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10
fs/exec.c
View file

@ -45,6 +45,7 @@
#include <linux/proc_fs.h>
#include <linux/mount.h>
#include <linux/security.h>
#include <linux/ima.h>
#include <linux/syscalls.h>
#include <linux/tsacct_kern.h>
#include <linux/cn_proc.h>
@ -128,6 +129,9 @@ asmlinkage long sys_uselib(const char __user * library)
goto exit;
error = vfs_permission(&nd, MAY_READ | MAY_EXEC | MAY_OPEN);
if (error)
goto exit;
error = ima_path_check(&nd.path, MAY_READ | MAY_EXEC | MAY_OPEN);
if (error)
goto exit;
@ -681,6 +685,9 @@ struct file *open_exec(const char *name)
goto out_path_put;
err = vfs_permission(&nd, MAY_EXEC | MAY_OPEN);
if (err)
goto out_path_put;
err = ima_path_check(&nd.path, MAY_EXEC | MAY_OPEN);
if (err)
goto out_path_put;
@ -1207,6 +1214,9 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs)
}
#endif
retval = security_bprm_check(bprm);
if (retval)
return retval;
retval = ima_bprm_check(bprm);
if (retval)
return retval;