exfat: release 5.8.4 version

  - Zero out unused characters of FileName field to avoid a complaint from some fsck tool.
  - Fix memory leak on error paths.
  - Fix unnecessary VOL_DIRTY set when calling rmdir on non-empty directory.
  - Call sync_filesystem() for read-only remount(Fix generic/452 test in xfstests)
  - Add own fsync() to flush dirty metadata.
  - fix overflow issue while calculating sector number.

Signed-off-by: Namjae Jeon <[email protected]>

Author: namjaejeon

exfat_fs.h

@@ -11,7 +11,7 @@
 #include <linux/ratelimit.h>
 #include <linux/nls.h>
 
-#define EXFAT_VERSION		"5.8.1"
+#define EXFAT_VERSION		"5.8.4"
 
 #define EXFAT_SUPER_MAGIC       0x2011BAB0UL
 #define EXFAT_ROOT_INO		1