Fix build without MBEDTLS_FS_IO
Fix missing definition of mbedtls_zeroize when MBEDTLS_FS_IO is
disabled in the configuration.
Introduced by e2985323947112a75c7c512ad062aa94da24cdbe
Merge remote-tracking branch 'upstream-public/pr/1113' into mbedtls-1.3
diff --git a/library/pkparse.c b/library/pkparse.c
index 6fb0dd5..5786db7 100644
--- a/library/pkparse.c
+++ b/library/pkparse.c
@@ -61,12 +61,15 @@
#define polarssl_free free
#endif
-#if defined(POLARSSL_FS_IO)
+#if defined(POLARSSL_FS_IO) || \
+ defined(POLARSSL_PKCS12_C) || defined(POLARSSL_PKCS5_C)
/* Implementation that should never be optimized out by the compiler */
static void polarssl_zeroize( void *v, size_t n ) {
volatile unsigned char *p = v; while( n-- ) *p++ = 0;
}
+#endif
+#if defined(POLARSSL_FS_IO)
/*
* Load all data from a file into a given buffer.
*/