Adjust cut-off condition to correctly return INT_MAX for large integers.

Found by Maksymilian Arciemowicz <cxib@securityreason.com>.

SVN-Revision: 2810

diff --git a/libarchive/archive_acl.c b/libarchive/archive_acl.c
index d4195480b81e81c2f963c90f01a4c9441f96a745..54080b0ed576c69c9e7fb31207e72beb6d66bc05 100644 (file)
--- a/libarchive/archive_acl.c
+++ b/libarchive/archive_acl.c
@@ -626,9 +626,10 @@ isint_w(const wchar_t *start, const wchar_t *end, int *result)
        while (start < end) {
                if (*start < '0' || *start > '9')
                        return (0);
-               if (n > (INT_MAX / 10))
+               if (n > (INT_MAX / 10) ||
+                   (n == INT_MAX / 10 && (*start - '0') > INT_MAX % 10)) {
                        n = INT_MAX;
-               else {
+               } else {
                        n *= 10;
                        n += *start - '0';
                }