Add yet another tiny helper to manipulate flags

2020-04-10 16:40:48 +02:00
parent 7d6342e401
commit 0da965037e
4 changed files with 7 additions and 20 deletions
@@ -175,11 +175,7 @@ int btrfs_subvol_set_read_only_fd(int fd, bool b) {
        if (ioctl(fd, BTRFS_IOC_SUBVOL_GETFLAGS, &flags) < 0)
                return -errno;

-        if (b)
-                nflags = flags | BTRFS_SUBVOL_RDONLY;
-        else
-                nflags = flags & ~BTRFS_SUBVOL_RDONLY;
-
+        nflags = UPDATE_FLAG(flags, BTRFS_SUBVOL_RDONLY, b);
        if (flags == nflags)
                return 0;