ext4: use 'inode' variable that is already dereferenced
ext4: use 'inode' variable that is already dereferenced

Tested: xfs tests

Reviewed-by: Zheng Liu <927570c33013ae711b16b2f69d88304bb3fcc969@taobao.com>
Signed-off-by: Anatol Pomozov <5d78902c885bda21bab1f3f4d20718dff0167f20@gmail.com>
Signed-off-by: "Theodore Ts'o" <4ed386e0495d3e109932df055831d9ec2f824927@mit.edu>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs