iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

xfrm: clone XFRMA_REPLAY_ESN_VAL in xfrm_do_migrate

Browse Source 
XFRMA_REPLAY_ESN_VAL was not cloned completely from the old to the new.
Migrate this attribute during XFRMA_MSG_MIGRATE

v1->v2:
 - move curleft cloning to a separate patch

Fixes: af2f464e326e ("xfrm: Assign esn pointers when cloning a state")
Signed-off-by: Antony Antony <antony.antony@secunet.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
This commit is contained in:
Antony Antony 2020-09-04 08:49:55 +02:00 committed by Steffen Klassert
parent 545e5c5716
commit 91a46c6d1b
1 changed files with 6 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
include/net/xfrm.h
View File

@ -1773,21 +1773,17 @@ static inline unsigned int xfrm_replay_state_esn_len(struct xfrm_replay_state_es
static inline int xfrm_replay_clone(struct xfrm_state *x, static inline int xfrm_replay_clone(struct xfrm_state *x,
struct xfrm_state *orig) struct xfrm_state *orig)
{ {
x->replay_esn = kzalloc(xfrm_replay_state_esn_len(orig->replay_esn),
x->replay_esn = kmemdup(orig->replay_esn,
xfrm_replay_state_esn_len(orig->replay_esn),
GFP_KERNEL); GFP_KERNEL);
if (!x->replay_esn) if (!x->replay_esn)
return -ENOMEM; return -ENOMEM;
x->preplay_esn = kmemdup(orig->preplay_esn,
x->replay_esn->bmp_len = orig->replay_esn->bmp_len; xfrm_replay_state_esn_len(orig->preplay_esn),
x->replay_esn->replay_window = orig->replay_esn->replay_window;
x->preplay_esn = kmemdup(x->replay_esn,
xfrm_replay_state_esn_len(x->replay_esn),
GFP_KERNEL); GFP_KERNEL);
if (!x->preplay_esn) { if (!x->preplay_esn)
kfree(x->replay_esn);
return -ENOMEM; return -ENOMEM;
}
return 0; return 0;
} }