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remove an unnecessary check in inet_pton 

at most 4 hexadecimal digits are processed in one field so the
value cannot overflow. the netdb.h header was not used.
This commit is contained in:
Szabolcs Nagy 2013-12-12 04:18:34 +00:00
parent ec411999a0
commit ac45692a53
1 changed files with 1 additions and 2 deletions
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3
src/network/inet_pton.c
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@ -1,5 +1,4 @@
#include <sys/socket.h>
#include <netdb.h>
#include <arpa/inet.h>
#include <ctype.h>
#include <errno.h>
@ -46,7 +45,7 @@ int inet_pton(int af, const char *restrict s, void *restrict a0)
}
for (v=j=0; j<4 && (d=hexval(s[j]))>=0; j++)
v=16*v+d;
if (j==0 || v > 65535) return 0;
if (j==0) return 0;
ip[i] = v;
if (!s[j] && (brk>=0 || i==7)) break;
if (i==7) return 0;