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xfrm/compat: Don't allocate memory with __GFP_ZERO 

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.

Fixes: 5106f4a8ac ("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>
zero-sugar-mainline-defconfig
Dmitry Safonov 2020-11-02 16:14:47 +00:00 committed by Steffen Klassert
parent d1949d045f
commit ad37f77fd3
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);