summaryrefslogtreecommitdiffstats
path: root/security/tomoyo
diff options
context:
space:
mode:
Diffstat (limited to 'security/tomoyo')
-rw-r--r--security/tomoyo/domain.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/security/tomoyo/domain.c b/security/tomoyo/domain.c
index 38651454ed08..ade7c6cad172 100644
--- a/security/tomoyo/domain.c
+++ b/security/tomoyo/domain.c
@@ -874,7 +874,14 @@ bool tomoyo_dump_page(struct linux_binprm *bprm, unsigned long pos,
}
/* Same with get_arg_page(bprm, pos, 0) in fs/exec.c */
#ifdef CONFIG_MMU
- if (get_user_pages(current, bprm->mm, pos, 1, 0, 1, &page, NULL) <= 0)
+ /*
+ * This is called at execve() time in order to dig around
+ * in the argv/environment of the new proceess
+ * (represented by bprm). 'current' is the process doing
+ * the execve().
+ */
+ if (get_user_pages_remote(current, bprm->mm, pos, 1,
+ 0, 1, &page, NULL) <= 0)
return false;
#else
page = bprm->page[pos / PAGE_SIZE];