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| author |   Alexey Dobriyan <adobriyan@gmail.com> | 2017-03-24 02:07:50 +0300 |
|---|---|---|
| committer |   Steffen Klassert <steffen.klassert@secunet.com> | 2017-03-24 07:03:12 +0100 |
| commit | e1b0048e18d4637603cf6f43b9b24345abdeec5c (patch) | |
| tree | ebe831d929a902493dd3814bff045c1984ff4638 /include/net/xfrm.h | |
| parent | xfrm: use "unsigned int" in __xfrm6_pref_hash() (diff) | |
| download | linux-dev-e1b0048e18d4637603cf6f43b9b24345abdeec5c.tar.xz linux-dev-e1b0048e18d4637603cf6f43b9b24345abdeec5c.zip | |
xfrm: use "unsigned int" in addr_match()
x86_64 is zero-extending arch so "unsigned int" is preferred over "int"
for address calculations and extending to size_t.
Space savings:
add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-24 (-24)
function old new delta
xfrm_state_walk 708 696 -12
xfrm_selector_match 918 906 -12
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'include/net/xfrm.h')
| -rw-r--r-- | include/net/xfrm.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 6e03a1a31eef..43b93d1134ed 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -816,12 +816,12 @@ static inline void xfrm_state_hold(struct xfrm_state *x) } static inline bool addr_match(const void *token1, const void *token2, - int prefixlen) + unsigned int prefixlen) { const __be32 *a1 = token1; const __be32 *a2 = token2; - int pdw; - int pbi; + unsigned int pdw; + unsigned int pbi; pdw = prefixlen >> 5; /* num of whole u32 in prefix */ pbi = prefixlen & 0x1f; /* num of bits in incomplete u32 in prefix */ |