ext4: Do not override ext2 or ext3 if built they are built as modules
The CONFIG_EXT4_USE_FOR_EXT23 option must not try to take over the
ext2 or ext3 file systems if the those file system drivers are
configured to be built as mdoules.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig
index a6b4e93..9acf7e8 100644
--- a/fs/ext4/Kconfig
+++ b/fs/ext4/Kconfig
@@ -28,7 +28,7 @@
config EXT4_USE_FOR_EXT23
bool "Use ext4 for ext2/ext3 file systems"
- depends on !EXT3_FS || !EXT2_FS
+ depends on EXT3_FS=n || EXT2_FS=n
default y
help
Allow the ext4 file system driver code to be used for ext2 or
