ext4: reduce one "if" comparison in ext4_dirhash()
ext4: reduce one "if" comparison in ext4_dirhash()

It is unnecessary to check i<4 after the loop; just do it before the
break.

Signed-off-by: Cong Ding <8001b54ad539330acc19ca3e17ac1f04f07b36a6@gmail.com>
Signed-off-by: "Theodore Ts'o" <4ed386e0495d3e109932df055831d9ec2f824927@mit.edu>

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