From 6737231ead125c7cee7ce4d3a74179bdac085529 Mon Sep 17 00:00:00 2001 From: Ben Collins Date: Mon, 12 Jun 2006 18:15:31 -0400 Subject: ieee1394: add preprocessor constant for invalid csr address Replace occurrences of the magic value ~(u64)0 for invalid CSR address spaces by a named constant for better readability. Signed-off-by: Stefan Richter Signed-off-by: Ben Collins --- drivers/ieee1394/csr1212.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/ieee1394/csr1212.c') diff --git a/drivers/ieee1394/csr1212.c b/drivers/ieee1394/csr1212.c index 15773544234..586f71e7346 100644 --- a/drivers/ieee1394/csr1212.c +++ b/drivers/ieee1394/csr1212.c @@ -779,7 +779,7 @@ static int csr1212_append_new_cache(struct csr1212_csr *csr, size_t romsize) romsize = (romsize + (csr->max_rom - 1)) & ~(csr->max_rom - 1); csr_addr = csr->ops->allocate_addr_range(romsize, csr->max_rom, csr->private); - if (csr_addr == ~0ULL) { + if (csr_addr == CSR1212_INVALID_ADDR_SPACE) { return CSR1212_ENOMEM; } if (csr_addr < CSR1212_REGISTER_SPACE_BASE) { -- cgit v1.2.3