diff options
| -rw-r--r-- | crypto/err/err.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/crypto/err/err.c b/crypto/err/err.c index 8d0da79f30..eec071236e 100644 --- a/crypto/err/err.c +++ b/crypto/err/err.c @@ -800,9 +800,7 @@ int ERR_pop_to_mark(void) while (es->bottom != es->top && (es->err_flags[es->top] & ERR_FLAG_MARK) == 0) { err_clear(es, es->top); - es->top -= 1; - if (es->top == -1) - es->top = ERR_NUM_ERRORS - 1; + es->top = es->top > 0 ? es->top - 1 : ERR_NUM_ERRORS - 1; } if (es->bottom == es->top) @@ -823,9 +821,7 @@ int ERR_clear_last_mark(void) top = es->top; while (es->bottom != top && (es->err_flags[top] & ERR_FLAG_MARK) == 0) { - top -= 1; - if (top == -1) - top = ERR_NUM_ERRORS - 1; + top = top > 0 ? top - 1 : ERR_NUM_ERRORS - 1; } if (es->bottom == top) |