Fix full_name_hash() behaviour when length is a multiple of 8

We want it to match what hash_name() is doing, which means extra
multiply by 9 in this case...

Reported-and-Tested-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Al Viro 2012-03-22 21:59:52 +00:00 committed by Linus Torvalds
parent ba331d5dec
commit f132c5be05

View File

@ -1439,10 +1439,10 @@ unsigned int full_name_hash(const unsigned char *name, unsigned int len)
for (;;) {
a = *(unsigned long *)name;
hash *= 9;
if (len < sizeof(unsigned long))
break;
hash += a;
hash *= 9;
name += sizeof(unsigned long);
len -= sizeof(unsigned long);
if (!len)