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Avoid NULL pointer dereference in isolationtester

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This commit is contained in:
Alvaro Herrera 2012-01-14 18:58:49 -03:00
parent 00c5f55061
commit d2a75837cc
1 changed files with 5 additions and 3 deletions
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8
src/test/isolation/isolationtester.c
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@ -406,14 +406,16 @@ run_named_permutations(TestSpec * testspec)
/* Find all the named steps from the lookup table */ /* Find all the named steps from the lookup table */
for (j = 0; j < p->nsteps; j++) for (j = 0; j < p->nsteps; j++)
{ {
steps[j] = *((Step **) bsearch(p->stepnames[j], allsteps, nallsteps, Step **this = (Step **) bsearch(p->stepnames[j], allsteps,
sizeof(Step *), &step_bsearch_cmp)); nallsteps, sizeof(Step *),
if (steps[j] == NULL) &step_bsearch_cmp);
if (this == NULL)
{ {
fprintf(stderr, "undefined step \"%s\" specified in permutation\n", fprintf(stderr, "undefined step \"%s\" specified in permutation\n",
p->stepnames[j]); p->stepnames[j]);
exit_nicely(); exit_nicely();
} }
steps[j] = *this;
} }
run_permutation(testspec, p->nsteps, steps); run_permutation(testspec, p->nsteps, steps);