diff options
| author | David Woodhouse <dwmw2@infradead.org> | 2008-05-23 18:38:49 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-10 14:29:25 +0100 |
| commit | b7a39bd0afc4021e8ad2b1189e884551e147427f (patch) | |
| tree | 41d36cfe80aee9cb7013b86b6122b85b775c0843 | |
| parent | fd4f80de4612cc5255c108a8c13df88f89c46654 (diff) | |
firmware: make fw->data const
In preparation for supporting firmware files linked into the static
kernel, make fw->data const to ensure that users aren't modifying it (so
that we can pass a pointer to the original in-kernel copy, rather than
having to copy it).
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
| -rw-r--r-- | drivers/base/firmware_class.c | 2 | ||||
| -rw-r--r-- | include/linux/firmware.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 9fd4a8534146..264b3a2cd860 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -257,7 +257,7 @@ firmware_data_write(struct kobject *kobj, struct bin_attribute *bin_attr, if (retval) goto out; - memcpy(fw->data + offset, buffer, count); + memcpy((u8 *)fw->data + offset, buffer, count); fw->size = max_t(size_t, offset + count, fw->size); retval = count; diff --git a/include/linux/firmware.h b/include/linux/firmware.h index 6c7eff2ebada..88718d60153c 100644 --- a/include/linux/firmware.h +++ b/include/linux/firmware.h @@ -8,7 +8,7 @@ struct firmware { size_t size; - u8 *data; + const u8 *data; }; struct device; |