1 files changed, 12 insertions, 0 deletions

diff --git a/fs/xfs/xfs_ioctl32.c b/fs/xfs/xfs_ioctl32.c
index c4f2da0d2bf5..1244274a5674 100644
--- a/fs/xfs/xfs_ioctl32.c
+++ b/fs/xfs/xfs_ioctl32.c
@@ -600,7 +600,11 @@ xfs_file_compat_ioctl(
 
                 if (xfs_compat_growfs_data_copyin(&in, arg))
                         return -XFS_ERROR(EFAULT);
+                error = mnt_want_write_file(filp);
+                if (error)
+                        return error;
                 error = xfs_growfs_data(mp, &in);
+                mnt_drop_write_file(filp);
                 return -error;
         }
         case XFS_IOC_FSGROWFSRT_32: {
@@ -608,7 +612,11 @@ xfs_file_compat_ioctl(
 
                 if (xfs_compat_growfs_rt_copyin(&in, arg))
                         return -XFS_ERROR(EFAULT);
+                error = mnt_want_write_file(filp);
+                if (error)
+                        return error;
                 error = xfs_growfs_rt(mp, &in);
+                mnt_drop_write_file(filp);
                 return -error;
         }
 #endif
@@ -627,7 +635,11 @@ xfs_file_compat_ioctl(
                                    offsetof(struct xfs_swapext, sx_stat)) ||
                     xfs_ioctl32_bstat_copyin(&sxp.sx_stat, &sxu->sx_stat))
                         return -XFS_ERROR(EFAULT);
+                error = mnt_want_write_file(filp);
+                if (error)
+                        return error;
                 error = xfs_swapext(&sxp);
+                mnt_drop_write_file(filp);
                 return -error;
         }
         case XFS_IOC_FSBULKSTAT_32: