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getservbyport_r: fix wrong result if getnameinfo fails with EAI_OVERFLOW

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EAI_OVERFLOW should be propagated as ERANGE to inform the caller about
the need to expand the buffer.
This commit is contained in:
Alexey Izbyshev 2023-02-27 23:33:08 +03:00 • committed by Rich Felker
parent 595416b11d
commit b1dfb734a4
1 changed files with 2 additions and 0 deletions
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2
src/network/getservbyport_r.c
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@ -46,6 +46,8 @@ int getservbyport_r(int port, const char *prots,
case EAI_MEMORY:
case EAI_SYSTEM:
return ENOMEM;
case EAI_OVERFLOW:
return ERANGE;
default:
return ENOENT;
case 0: