err/err.c: fix "wraparound" bug in ERR_set_error_data.

Reviewed-by: Rich Salz <rsalz@openssl.org>

diff --git a/crypto/err/err.c b/crypto/err/err.c
index 07911e25b22b844fbcbf6342ff692ac39c6b771e..8d0da79f3015bec26f3621d8aa821bb2a587647b 100644 (file)
--- a/crypto/err/err.c
+++ b/crypto/err/err.c
@@ -730,8 +730,6 @@ void ERR_set_error_data(char *data, int flags)
         return;
 
     i = es->top;
-    if (i == 0)
-        i = ERR_NUM_ERRORS - 1;
 
     err_clear_data(es, i);
     es->err_data[i] = data;