check variable is not null before use in error case

2021-03-25 23:07:23 +07:00
parent b4c0301f57
commit fdb3221ea7
1 changed files with 4 additions and 2 deletions
--- a/src/ssl.c
+++ b/src/ssl.c
@ -3888,9 +3888,11 @@ error:
    if (sk)
        wolfSSL_sk_X509_free(sk);

+    if (certBuffers != NULL) {
        for (i = 0; i < numCerts && certBuffers[i] != NULL; ++i) {
            FreeDer(&certBuffers[i]);
        }
+    }

    if (certBuffers)
        XFREE(certBuffers, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);