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PDP11: Only compute vector ilvl when it will be used (Coverity)

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This commit is contained in:
Mark Pizzolato
2022-03-16 14:44:20 -07:00
parent efa04e4e31
commit 50f80f61cf
1 changed files with 2 additions and 2 deletions
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4
PDP11/pdp11_io_lib.c
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@@ -324,8 +324,8 @@ dibp->dptr = dptr; /* save back pointer */
if (dibp->vnum > VEC_DEVMAX) if (dibp->vnum > VEC_DEVMAX)
return SCPE_IERR; return SCPE_IERR;
vec = dibp->vec; vec = dibp->vec;
ilvl = dibp->vloc / 32;
#if (VEC_SET != 0) #if (VEC_SET != 0)
ilvl = dibp->vloc / 32;
ibit = dibp->vloc % 32; ibit = dibp->vloc % 32;
if (vec) if (vec)
vec |= (int_vec_set[ilvl][ibit] & ~3); vec |= (int_vec_set[ilvl][ibit] & ~3);
@@ -346,8 +346,8 @@ if (vec && !(sim_switches & SWMASK ('P'))) {
continue; continue;
} }
cdvec = cdibp->vec; cdvec = cdibp->vec;
ilvl = cdibp->vloc / 32;
#if (VEC_SET != 0) #if (VEC_SET != 0)
ilvl = cdibp->vloc / 32;
ibit = cdibp->vloc % 32; ibit = cdibp->vloc % 32;
if (cdvec) if (cdvec)
cdvec |= (int_vec_set[ilvl][ibit] & ~3); cdvec |= (int_vec_set[ilvl][ibit] & ~3);