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Accepting zero length identifiers e.g. for getnext operation. Uncommon but valid.

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This commit is contained in:
christiaans 2006-08-17 14:09:57 +00:00
parent 7d16087789
commit f198b11f27
1 changed files with 3 additions and 4 deletions
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7
src/core/snmp/asn1_dec.c
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@ -470,10 +470,9 @@ snmp_asn1_dec_oid(struct pbuf *p, u16_t ofs, u16_t len, struct snmp_obj_id *oid)
} }
else else
{ {
/* length == 0, zero length (empty list) isn't allowed here. /* accepting zero length identifiers e.g. for
ISO 8825 (BER) isn't clear about this, but some seem to accept it (why?). getnext operation. uncommon but valid */
zeroDotZero (0.0) must be at least 06 01 00 */ return ERR_OK;
return ERR_ARG;
} }
len--; len--;
if (len > 0) if (len > 0)