e2fsprogs has EXT2_SUPER_MAGIC defined for the magic number of
ext4 filesystem. e4defrag uses it instead of EXT4_SUPER_MAGIC.
Signed-off-by: Kazuya Mio <k-mio@xxxxxxxxxxxxx>
---
misc/e4defrag.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/misc/e4defrag.c b/misc/e4defrag.c
index 6365103..b87aae9 100644
--- a/misc/e4defrag.c
+++ b/misc/e4defrag.c
@@ -91,9 +91,6 @@
#define FS_EXT4 "ext4"
#define ROOT_UID 0
-/* Magic number for ext4 */
-#define EXT4_SUPER_MAGIC 0xEF53
-
/* The following macro is used for ioctl FS_IOC_FIEMAP
* EXTENT_MAX_COUNT: the maximum number of extents for exchanging between
* kernel-space and user-space per ioctl
@@ -293,7 +290,7 @@ static int is_ext4(const char *file)
return -1;
}
- if (fsbuf.f_type != EXT4_SUPER_MAGIC) {
+ if (fsbuf.f_type != EXT2_SUPER_MAGIC) {
PRINT_ERR_MSG(NGMSG_EXT4);
return -1;
}
--
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