There is a warning on arm64 platform:
CC [M] fs/xfs/xfs_ioctl32.o
fs/xfs/xfs_ioctl32.c: In function ‘xfs_file_compat_ioctl’:
fs/xfs/xfs_ioctl32.c:441:20: warning: unused variable ‘mp’ [-Wunused-variable]
441 | struct xfs_mount *mp = ip->i_mount;
| ^~
LD [M] fs/xfs/xfs.o
Fix this warning.
Fixes: f736d93d76d3 ("xfs: support idmapped mounts")
Cc: "Darrick J. Wong" <djwong@xxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Christian Brauner <christian.brauner@xxxxxxxxxx>
Signed-off-by: Shaokun Zhang <zhangshaokun@xxxxxxxxxxxxx>
---
fs/xfs/xfs_ioctl32.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/xfs/xfs_ioctl32.c b/fs/xfs/xfs_ioctl32.c
index 926427b19573..fd590c0b5d3b 100644
--- a/fs/xfs/xfs_ioctl32.c
+++ b/fs/xfs/xfs_ioctl32.c
@@ -438,7 +438,6 @@ xfs_file_compat_ioctl(
{
struct inode *inode = file_inode(filp);
struct xfs_inode *ip = XFS_I(inode);
- struct xfs_mount *mp = ip->i_mount;
void __user *arg = compat_ptr(p);
int error;
@@ -446,6 +445,8 @@ xfs_file_compat_ioctl(
switch (cmd) {
#if defined(BROKEN_X86_ALIGNMENT)
+ struct xfs_mount *mp = ip->i_mount;
+
case XFS_IOC_ALLOCSP_32:
case XFS_IOC_FREESP_32:
case XFS_IOC_ALLOCSP64_32:
--
2.7.4
