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authorLennart Poettering <lennart@poettering.net>2016-05-24 21:24:43 +0200
committerLennart Poettering <lennart@poettering.net>2016-05-26 15:34:43 +0200
commit745c5152c210738e20bae5e377262e270f7a0335 (patch)
tree48291369ae7665e61c2765e7b4a653d13e9a89e0 /src/libsystemd-network/sd-ndisc.c
parent3e261cfd3ce480eb60014248368461548ef1601f (diff)
sd-ndisc: simplify clamping of router "pref" parameter
Diffstat (limited to 'src/libsystemd-network/sd-ndisc.c')
-rw-r--r--src/libsystemd-network/sd-ndisc.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/src/libsystemd-network/sd-ndisc.c b/src/libsystemd-network/sd-ndisc.c
index d1c51b4ed6..c7969dbc1c 100644
--- a/src/libsystemd-network/sd-ndisc.c
+++ b/src/libsystemd-network/sd-ndisc.c
@@ -570,14 +570,8 @@ static int ndisc_router_advertisement_recv(sd_event_source *s, int fd, uint32_t
stateful = ra->nd_ra_flags_reserved & (ND_RA_FLAG_MANAGED | ND_RA_FLAG_OTHER);
pref = (ra->nd_ra_flags_reserved & ND_RA_FLAG_PREF) >> 3;
- switch (pref) {
- case ND_RA_FLAG_PREF_LOW:
- case ND_RA_FLAG_PREF_HIGH:
- break;
- default:
+ if (!IN_SET(pref, ND_RA_FLAG_PREF_LOW, ND_RA_FLAG_PREF_HIGH))
pref = ND_RA_FLAG_PREF_MEDIUM;
- break;
- }
lifetime = be16toh(ra->nd_ra_router_lifetime);