xfrm: make aead_len() return unsigned int

Key lengths can't be negative.

Comparison with nla_len() is left signed just in case negative value
can sneak in there.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
This commit is contained in:
Alexey Dobriyan 2017-09-21 23:45:43 +03:00 • committed by Steffen Klassert
commit 373b8eeb0c
2 changed files with 2 additions and 2 deletions