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authorDavid Howells <dhowells@redhat.com>2009-01-09 16:13:46 +0000
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-09 11:53:53 -0800
commit43529c97122f2c851126447963eedcb8cba74fbe (patch)
tree4bcba354186ae52e84d57920012f94d47bf0f72b
parent0de336814107358bc8c4173bf9ce2d42445173fe (diff)
downloadlinux-43529c97122f2c851126447963eedcb8cba74fbe.tar.bz2
CRED: Must initialise the new creds in prepare_kernel_cred()
The newly allocated creds in prepare_kernel_cred() must be initialised before get_uid() and get_group_info() can access them. They should be copied from the old credentials. Reported-by: Steve Dickson <steved@redhat.com> Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Steve Dickson <steved@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--kernel/cred.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/cred.c b/kernel/cred.c
index fc222e4acfb0..043f78c133c4 100644
--- a/kernel/cred.c
+++ b/kernel/cred.c
@@ -506,6 +506,7 @@ struct cred *prepare_kernel_cred(struct task_struct *daemon)
else
old = get_cred(&init_cred);
+ *new = *old;
get_uid(new->user);
get_group_info(new->group_info);