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| author |   Ben Collins <bcollins@ubuntu.com> | 2006-06-12 18:15:31 -0400 |
|---|---|---|
| committer | Ben Collins <bcollins@ubuntu.com> | 2006-06-12 18:15:31 -0400 |
| commit | 6737231ead125c7cee7ce4d3a74179bdac085529 (patch) | |
| tree | f0c996c8c48d07398c47ada5a2dacdcbf0800770 /drivers/ieee1394/csr1212.c | |
| parent | sbp2: fix deregistration of status fifo address space (diff) | |
| download | linux-dev-6737231ead125c7cee7ce4d3a74179bdac085529.tar.xz linux-dev-6737231ead125c7cee7ce4d3a74179bdac085529.zip | |
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 <stefanr@s5r6.in-berlin.de>
Signed-off-by: Ben Collins <bcollins@ubuntu.com>
Diffstat (limited to 'drivers/ieee1394/csr1212.c')
| -rw-r--r-- | drivers/ieee1394/csr1212.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ieee1394/csr1212.c b/drivers/ieee1394/csr1212.c index 15773544234b..586f71e7346a 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) { |