ext2: convert byte order of constant instead of variable

Convert byte order of constant instead of variable which can be done at
compile time (vs run time).

Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 40d934c3e403f11ffba53ad46c930ccf8ba23beb..7e6867329220cb55cbd9069d342be37f5a2e5760 100644 (file)
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -51,8 +51,7 @@ void ext2_error (struct super_block * sb, const char * function,
 
        if (!(sb->s_flags & MS_RDONLY)) {
                sbi->s_mount_state |= EXT2_ERROR_FS;
-               es->s_state =
-                       cpu_to_le16(le16_to_cpu(es->s_state) | EXT2_ERROR_FS);
+               es->s_state |= cpu_to_le16(EXT2_ERROR_FS);
                ext2_sync_super(sb, es);
        }
 
@@ -1126,10 +1125,9 @@ void ext2_write_super (struct super_block * sb)
        if (!(sb->s_flags & MS_RDONLY)) {
                es = EXT2_SB(sb)->s_es;
 
-               if (le16_to_cpu(es->s_state) & EXT2_VALID_FS) {
+               if (es->s_state & cpu_to_le16(EXT2_VALID_FS)) {
                        ext2_debug ("setting valid to 0\n");
-                       es->s_state = cpu_to_le16(le16_to_cpu(es->s_state) &
-                                                 ~EXT2_VALID_FS);
+                       es->s_state &= cpu_to_le16(~EXT2_VALID_FS);
                        es->s_free_blocks_count = cpu_to_le32(ext2_count_free_blocks(sb));
                        es->s_free_inodes_count = cpu_to_le32(ext2_count_free_inodes(sb));
                        es->s_mtime = cpu_to_le32(get_seconds());