tree 0012599b46ccd837c6ce808b808456777f7bb92f
parent f2a031b66ec6da1512f9db228e4174ad2c7d2688
author George Spelvin <linux@sciencehorizons.net> 1464523556 -0400
committer Linus Torvalds <torvalds@linux-foundation.org> 1464532427 -0700

hash_string: Fix zero-length case for !DCACHE_WORD_ACCESS

The self-test was updated to cover zero-length strings; the function
needs to be updated, too.

Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: George Spelvin <linux@sciencehorizons.net>
Fixes: fcfd2fbf22d2 ("fs/namei.c: Add hashlen_string() function")
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>