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UPSTREAM: xfrm/compat: Don't allocate memory with __GFP_ZERO

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32-bit to 64-bit messages translator zerofies needed paddings in the
translation, the rest is the actual payload.
Don't allocate zero pages as they are not needed.

Bug: 254441685
Fixes: 5106f4a8acff ("xfrm/compat: Add 32=>64-bit messages translator")
Signed-off-by: Dmitry Safonov <dima@arista.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
(cherry picked from commit ad37f77fd3659e87fd9833a83692e0e4eba0f5cd)
Signed-off-by: Lee Jones <joneslee@google.com>
Change-Id: I0b9273973be61ac311676c5a72e5b3866b082a28
This commit is contained in:
Dmitry Safonov 2020-11-02 16:14:47 +00:00 committed by Lee Jones
parent c4705515c9
commit 63d464fe50
1 changed files with 1 additions and 1 deletions
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2
net/xfrm/xfrm_compat.c
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@ -564,7 +564,7 @@ static struct nlmsghdr *xfrm_user_rcv_msg_compat(const struct nlmsghdr *h32,
return NULL;
len += NLMSG_HDRLEN;
h64 = kvmalloc(len, GFP_KERNEL | __GFP_ZERO);
h64 = kvmalloc(len, GFP_KERNEL);
if (!h64)
return ERR_PTR(-ENOMEM);