diff options
| author | Takashi Iwai <tiwai@suse.de> | 2013-01-31 11:13:57 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-02-03 17:57:40 -0800 |
| commit | 807be03cae191cb88e2f267adcd49aba785c658b (patch) | |
| tree | 2063de0e040c7985db3a70e26cfc9c19d899ab5b | |
| parent | cd7239fab7d32e56909027bfb5a6c2d7d3d862f8 (diff) | |
| download | linux-807be03cae191cb88e2f267adcd49aba785c658b.tar.bz2 | |
firmware: Ignore abort check when no user-helper is used
FW_STATUS_ABORT can be set only during the user-helper invocation,
thus we can ignore the check when CONFIG_HW_LOADER_USER_HELPER is
disabled.
Acked-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/base/firmware_class.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 51e62ca1d574..4a223fedcd73 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -454,6 +454,9 @@ static void fw_load_abort(struct firmware_priv *fw_priv) complete_all(&buf->completion); } +#define is_fw_load_aborted(buf) \ + test_bit(FW_STATUS_ABORT, &(buf)->status) + static ssize_t firmware_timeout_show(struct class *class, struct class_attribute *attr, char *buf) @@ -891,6 +894,10 @@ fw_load_from_user_helper(struct firmware *firmware, const char *name, { return -ENOENT; } + +/* No abort during direct loading */ +#define is_fw_load_aborted(buf) false + #endif /* CONFIG_FW_LOADER_USER_HELPER */ @@ -901,7 +908,7 @@ static int sync_cached_firmware_buf(struct firmware_buf *buf) mutex_lock(&fw_lock); while (!test_bit(FW_STATUS_DONE, &buf->status)) { - if (test_bit(FW_STATUS_ABORT, &buf->status)) { + if (is_fw_load_aborted(buf)) { ret = -ENOENT; break; } @@ -963,7 +970,7 @@ static int assign_firmware_buf(struct firmware *fw, struct device *device) struct firmware_buf *buf = fw->priv; mutex_lock(&fw_lock); - if (!buf->size || test_bit(FW_STATUS_ABORT, &buf->status)) { + if (!buf->size || is_fw_load_aborted(buf)) { mutex_unlock(&fw_lock); return -ENOENT; } |