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mirror of git://sourceware.org/git/lvm2.git synced 2024-12-04 08:17:12 +03:00

cov: add explicit NULL pointer check

Make obvious to coverity strcmp() is not getting NULL pointer.
This commit is contained in:
Zdenek Kabelac 2021-09-20 10:24:30 +02:00
parent 752a9ec4b4
commit ebd150366f
4 changed files with 8 additions and 7 deletions

View File

@ -932,7 +932,7 @@ static int _check_value_differs_from_default(struct cft_check_handle *handle,
} else {
str = v_def ? v_def->v.str
: cfg_def_get_default_value(handle->cmd, def, CFG_TYPE_STRING, NULL);
diff = strcmp(str, v->v.str);
diff = str ? strcmp(str, v->v.str) : 0;
}
break;
case DM_CFG_EMPTY_ARRAY:

View File

@ -6426,9 +6426,10 @@ static const struct command *_find_command(const struct command *commands,
{
int i;
for (i = 0; commands[i].name; i++)
if (!strcmp(commands[i].name, name))
return commands + i;
if (name)
for (i = 0; commands[i].name; i++)
if (!strcmp(commands[i].name, name))
return commands + i;
return NULL;
}

View File

@ -240,7 +240,7 @@ static unsigned _filter(const char *pattern, struct test_details **tests, unsign
}
for (i = 0; i < nr; i++)
if (!regexec(&rx, tests[i]->path, 0, NULL, 0))
if (tests[i] && !regexec(&rx, tests[i]->path, 0, NULL, 0))
tests[found++] = tests[i];
regfree(&rx);

View File

@ -4015,9 +4015,9 @@ int main(int argc, char *argv[])
factor_common_options();
if (primary)
if (primary && cmdname)
r = _print_man(cmdname, desfile, secondary);
else if (secondary) {
else if (secondary && cmdname) {
r = 1;
_print_man_secondary(cmdname);
} else if (check) {