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Merge pull request #8620 from davidhorstmann-arm/fix-selftest-doublefree-2.28

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[Backport 2.28] Fix potential double-free in calloc selftest
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Paul Elliott 2023-12-08 12:23:05 +00:00 committed by GitHub
commit 0dc3ed029a
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1 changed files with 3 additions and 0 deletions
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programs/test/selftest.c
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@ -83,6 +83,7 @@ static int calloc_self_test(int verbose)
if (verbose) { if (verbose) {
mbedtls_printf(" CALLOC(0,1): passed (same non-null)\n"); mbedtls_printf(" CALLOC(0,1): passed (same non-null)\n");
} }
empty2 = NULL;
} else { } else {
if (verbose) { if (verbose) {
mbedtls_printf(" CALLOC(0,1): passed (distinct non-null)\n"); mbedtls_printf(" CALLOC(0,1): passed (distinct non-null)\n");
@ -107,6 +108,7 @@ static int calloc_self_test(int verbose)
if (verbose) { if (verbose) {
mbedtls_printf(" CALLOC(1,0): passed (same non-null)\n"); mbedtls_printf(" CALLOC(1,0): passed (same non-null)\n");
} }
empty2 = NULL;
} else { } else {
if (verbose) { if (verbose) {
mbedtls_printf(" CALLOC(1,0): passed (distinct non-null)\n"); mbedtls_printf(" CALLOC(1,0): passed (distinct non-null)\n");
@ -123,6 +125,7 @@ static int calloc_self_test(int verbose)
mbedtls_printf(" CALLOC(1): failed (same buffer twice)\n"); mbedtls_printf(" CALLOC(1): failed (same buffer twice)\n");
} }
++failures; ++failures;
buffer2 = NULL;
} else { } else {
if (verbose) { if (verbose) {
mbedtls_printf(" CALLOC(1): passed\n"); mbedtls_printf(" CALLOC(1): passed\n");