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author | Kim Alvefur <zash@zash.se> | 2018-06-09 15:35:03 +0200 |
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committer | Kim Alvefur <zash@zash.se> | 2018-06-09 15:35:03 +0200 |
commit | d7adeb0e23b359096cca5e1e7691f41167786b94 (patch) | |
tree | 0f11557feaea88338eda25d2b8a3fb2dc9afcc85 /net/dns.lua | |
parent | 6c93932e13f999c0e34cc332167e2bf87f5a6977 (diff) | |
download | prosody-d7adeb0e23b359096cca5e1e7691f41167786b94.tar.gz prosody-d7adeb0e23b359096cca5e1e7691f41167786b94.zip |
net.dns: Don't attempt to cache unparsed data (fixes #1056)
rr[qtype:lower()] can be nil. I think this happens if the type does not
have a parser.
Also see #819 #976
Diffstat (limited to 'net/dns.lua')
-rw-r--r-- | net/dns.lua | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/dns.lua b/net/dns.lua index b69ba953..8a7d4e7a 100644 --- a/net/dns.lua +++ b/net/dns.lua @@ -672,7 +672,7 @@ function resolver:remember(rr, type) -- - - - - - - - - - - - - - remember self.cache = self.cache or setmetatable({}, cache_metatable); local rrs = get(self.cache, qclass, type, qname) or set(self.cache, qclass, type, qname, setmetatable({}, rrs_metatable)); - if not rrs[rr[qtype:lower()]] then + if rr[qtype:lower()] and not rrs[rr[qtype:lower()]] then rrs[rr[qtype:lower()]] = true; append(rrs, rr); end |