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tests: lib: cbprintf_package: Fix coverity issue

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Ensure that length variables (len0, len1, len2) are positive
before they are used for array indexing.

Signed-off-by: Krzysztof Chruscinski <krzysztof.chruscinski@nordicsemi.no>
This commit is contained in:
Krzysztof Chruscinski 2021-09-23 17:09:12 +02:00 • committed by Christopher Friedt
commit 905c430753
1 changed files with 4 additions and 0 deletions
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4
tests/lib/cbprintf_package/src/test.inc
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@ -148,11 +148,15 @@ void test_cbprintf_rw_str_indexes(void)
ztest_test_skip();
}
zassert_true(len0 > 0, NULL);
len1 = cbprintf_package(NULL, 0, CBPRINTF_PACKAGE_ADD_STRING_IDXS,
test_str, 100, test_str1);
zassert_true(len1 > 0, NULL);
CBPRINTF_STATIC_PACKAGE(NULL, 0, len2, 0,
CBPRINTF_PACKAGE_ADD_STRING_IDXS,
test_str, 100, test_str1);
zassert_true(len2 > 0, NULL);
/* package with string indexes will contain two more bytes holding indexes
* of string parameter locations.