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bgpd: avoid recalculating as_val value in str2prefix_rd

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This is an optimisation that consists in avoiding calling twice atol()
function when converting an ext. community to an AS4 byte or a standard AS byte value.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2017-01-17 17:51:40 +01:00
parent cc5eb67752
commit bac21a7c4b
1 changed files with 2 additions and 2 deletions
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4
bgpd/bgp_mplsvpn.c
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@ -346,13 +346,13 @@ str2prefix_rd (const char *str, struct prefix_rd *prd)
if (as_val > 0xffff) if (as_val > 0xffff)
{ {
stream_putw (s, RD_TYPE_AS4); stream_putw (s, RD_TYPE_AS4);
stream_putl (s, atol (half)); stream_putl (s, as_val);
stream_putw (s, atol (p + 1)); stream_putw (s, atol (p + 1));
} }
else else
{ {
stream_putw (s, RD_TYPE_AS); stream_putw (s, RD_TYPE_AS);
stream_putw (s, atol (half)); stream_putw (s, as_val);
stream_putl (s, atol (p + 1)); stream_putl (s, atol (p + 1));
} }
} }