bug: prevent unterminated string

Coverity: CID 83483

diff --git a/conn/ssl_gnutls.c b/conn/ssl_gnutls.c
index 545da9c81865f5bd353977d0e9a6b1769cad5d90..e920342186c3ce34739bac461dded394be5375e6 100644 (file)
--- a/conn/ssl_gnutls.c
+++ b/conn/ssl_gnutls.c
@@ -256,9 +256,8 @@ static int tls_compare_certificates(const gnutls_datum_t *peercert)
   if (stat(C_CertificateFile, &filestat) == -1)
     return 0;
 
-  b64_data.size = filestat.st_size + 1;
-  b64_data_data = mutt_mem_calloc(1, b64_data.size);
-  b64_data_data[b64_data.size - 1] = '\0';
+  b64_data.size = filestat.st_size;
+  b64_data_data = mutt_mem_calloc(1, b64_data.size + 1);
   b64_data.data = b64_data_data;
 
   FILE *fp = fopen(C_CertificateFile, "r");