xfrm: set err and extack on failure to create pcpu SA

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[ Upstream commit 1dcf617bec ]

xfrm_state_construct can fail without setting an error if the
requested pcpu_num value is too big. Set err and add an extack message
to avoid confusing userspace.

Fixes: 1ddf9916ac ("xfrm: Add support for per cpu xfrm state handling.")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Sabrina Dubroca 2025-10-16 12:39:16 +02:00 • committed by Greg Kroah-Hartman

parent ba670eba99

commit e7b4e6e189

1 changed files with 4 additions and 1 deletions

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net/xfrm/xfrm_user.c

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