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ForCES: Remove an unnecessary ND_TCHECK_*()

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Use more ND_ICHECK_U()/ND_ICHECK_ZU().
This commit is contained in:
Francois-Xavier Le Bail 2022-07-12 16:15:15 +02:00
parent 85e566a577
commit 5182a25a2a
1 changed files with 9 additions and 17 deletions
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26
print-forces.c
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@ -848,9 +848,7 @@ pdatacnt_print(netdissect_options *ndo,
ND_PRINT("%sTABLE APPEND\n", ib);
}
for (i = 0; i < IDcnt; i++) {
ND_TCHECK_4(pptr);
if (len < 4)
goto invalid;
ND_ICHECK_U(len, <, 4);
id = GET_BE_U_4(pptr);
if (ndo->ndo_vflag >= 3)
ND_PRINT("%sID#%02u: %u\n", ib, i + 1, id);
@ -964,10 +962,9 @@ pdatacnt_print(netdissect_options *ndo,
chk_op_type(ndo, type, op_msk, ops->op_msk);
if (ops->print(ndo, (const u_char *)pdtlv,
tll + pad + TLV_HDRL, op_msk,
indent + 2) == -1)
goto invalid;
ND_ICHECK_U(ops->print(ndo, (const u_char *)pdtlv,
tll + pad + TLV_HDRL, op_msk, indent + 2),
==, -1);
len -= (TLV_HDRL + pad + tll);
} else {
ND_PRINT("Invalid path data content type 0x%x len %u\n",
@ -1000,8 +997,7 @@ pdata_print(netdissect_options *ndo,
uint16_t idcnt = 0;
ND_TCHECK_SIZE(pdh);
if (len < sizeof(struct pathdata_h))
goto invalid;
ND_ICHECK_ZU(len, <, sizeof(struct pathdata_h));
if (ndo->ndo_vflag >= 3) {
ND_PRINT("\n%sPathdata: Flags 0x%x ID count %u\n",
ib, GET_BE_U_2(pdh->pflags),
@ -1129,8 +1125,8 @@ recpdoptlv_print(netdissect_options *ndo,
tlvl,
tlvl - TLV_HDRL);
if (pdata_print(ndo, dp, tlvl - TLV_HDRL, op_msk, indent + 1) == -1)
goto invalid;
ND_ICHECK_U(pdata_print(ndo, dp, tlvl - TLV_HDRL, op_msk, indent + 1),
==, -1);
pdtlv = GO_NXT_TLV(pdtlv, len);
}
@ -1610,9 +1606,7 @@ forces_type_print(netdissect_options *ndo,
rc = tops->print(ndo, TLV_DATA(tltlv),
tlvl,
tops->op_msk, 9);
if (rc < 0) {
goto invalid;
}
ND_ICHECK_U(rc, <, 0);
tltlv = GO_NXT_TLV(tltlv, rlen);
ttlv--;
if (ttlv <= 0)
@ -1693,9 +1687,7 @@ forces_print(netdissect_options *ndo,
ForCES_RS1(fhdr), ForCES_RS2(fhdr));
}
rc = forces_type_print(ndo, pptr, fhdr, mlen, tops);
if (rc < 0) {
goto invalid;
}
ND_ICHECK_U(rc, <, 0);
if (ndo->ndo_vflag >= 4) {
ND_PRINT("\n\t Raw ForCES message\n\t [");