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firewire: qualify config ROM cache pointers as const pointers

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Several config ROM related functions only peek at the ROM cache; mark
their arguments as const pointers.  Ditto fw_device.config_rom and
fw_unit.directory, as the memory behind them is meant to be write-once.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
This commit is contained in:
Stefan Richter
2009-12-26 01:44:10 +01:00
parent 3c2c58cb33
commit 13b302d0a2
3 changed files with 20 additions and 18 deletions
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5
drivers/firewire/sbp2.c
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@@ -1014,7 +1014,8 @@ static int sbp2_add_logical_unit(struct sbp2_target *tgt, int lun_entry)
return 0;
}
static int sbp2_scan_logical_unit_dir(struct sbp2_target *tgt, u32 *directory)
static int sbp2_scan_logical_unit_dir(struct sbp2_target *tgt,
const u32 *directory)
{
struct fw_csr_iterator ci;
int key, value;
@@ -1027,7 +1028,7 @@ static int sbp2_scan_logical_unit_dir(struct sbp2_target *tgt, u32 *directory)
return 0;
}
static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory,
static int sbp2_scan_unit_dir(struct sbp2_target *tgt, const u32 *directory,
u32 *model, u32 *firmware_revision)
{
struct fw_csr_iterator ci;