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Commit e0ab7af9 authored by George Spelvin's avatar George Spelvin Committed by Linus Torvalds
Browse files

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: default avatarGeert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: default avatarGeorge Spelvin <linux@sciencehorizons.net>
Fixes: fcfd2fbf ("fs/namei.c: Add hashlen_string() function")
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent f2a031b6

fs/namei.c

+2 −2
Original line number Diff line number Diff line
@@ -1968,11 +1968,11 @@ u64 hashlen_string(const char *name) 
	unsigned long len = 0, c;



	c = (unsigned char)*name;

	do {

	while (c) {

		len++;

		hash = partial_name_hash(c, hash);

		c = (unsigned char)name[len];

	} while (c);

	}

	return hashlen_create(end_name_hash(hash), len);

}

EXPORT_SYMBOL(hashlen_string);