Fix signed-unsigned comparison in add_trivial_nfs4_acl

Resolves #2760

diff --git a/libarchive/archive_disk_acl_darwin.c b/libarchive/archive_disk_acl_darwin.c
index 12c3587c53b70363f6eab052665e2383c1871e11..b4842d184866ea5f6e3207a5492e94f53165b7c4 100644 (file)
--- a/libarchive/archive_disk_acl_darwin.c
+++ b/libarchive/archive_disk_acl_darwin.c
@@ -124,7 +124,6 @@ static void
 add_trivial_nfs4_acl(struct archive_entry *entry)
 {
        mode_t mode;
-       int i;
        const int rperm = ARCHIVE_ENTRY_ACL_READ_DATA;
        const int wperm = ARCHIVE_ENTRY_ACL_WRITE_DATA |
            ARCHIVE_ENTRY_ACL_APPEND_DATA;
@@ -195,7 +194,7 @@ add_trivial_nfs4_acl(struct archive_entry *entry)
        } else if ((mode & 0010) || (mode & 0001))
                tacl_entry[1].permset |= eperm;
 
-       for (i = 0; i < sizeof(tacl_entry) / sizeof(tacl_entry[0]); i++) {
+       for (size_t i = 0; i < sizeof(tacl_entry) / sizeof(tacl_entry[0]); i++) {
                if (tacl_entry[i].permset != 0) {
                        archive_entry_acl_add_entry(entry,
                            tacl_entry[i].type, tacl_entry[i].permset,