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author | Alexey Dobriyan <adobriyan@gmail.com> | 2017-09-21 23:47:09 +0300 |
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committer | Steffen Klassert <steffen.klassert@secunet.com> | 2017-09-25 08:14:06 +0300 |
commit | 1bd963a72e859d194d87a5a2a8839efee7e23102 (patch) | |
tree | ee5b1c33339db67950d7f8bcf34d0ae466aa02e2 /net/xfrm/xfrm_user.c | |
parent | 06cd22f830f28023b82455c82c7db65fc6cf9c16 (diff) | |
download | linux-1bd963a72e859d194d87a5a2a8839efee7e23102.tar.xz |
xfrm: make xfrm_alg_auth_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>
Diffstat (limited to 'net/xfrm/xfrm_user.c')
-rw-r--r-- | net/xfrm/xfrm_user.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 09512d90e6a5..465c23d4ea78 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -68,7 +68,7 @@ static int verify_auth_trunc(struct nlattr **attrs) return 0; algp = nla_data(rt); - if (nla_len(rt) < xfrm_alg_auth_len(algp)) + if (nla_len(rt) < (int)xfrm_alg_auth_len(algp)) return -EINVAL; algp->alg_name[sizeof(algp->alg_name) - 1] = '\0'; |