diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2011-11-08 17:15:03 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-21 14:35:24 -0800 |
| commit | 261a21ff99fb3cef1958b30e4456866ec4427b5b (patch) | |
| tree | 2d27f41becb443d56abcf056bb3c828f33d1f40e | |
| parent | 7608d6b743d5347a01d0afc1b2f8f863a21ebb01 (diff) | |
b43: refuse to load unsupported firmware
[This patch is supposed to be applied in 3.1 (and maybe older) branches only.]
New kernels support newer firmware that users may try to incorrectly use
with older kernels. Display error and explain the problem in such a case
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index e293a7921bf0..fdb4df2dd2ad 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -2508,6 +2508,13 @@ static int b43_upload_microcode(struct b43_wldev *dev) b43_print_fw_helptext(dev->wl, 1); err = -EOPNOTSUPP; goto error; + } else if (fwrev >= 598) { + b43err(dev->wl, "YOUR FIRMWARE IS TOO NEW. Support for " + "firmware 598 and up requires kernel 3.2 or newer. You " + "have to install older firmware or upgrade kernel.\n"); + b43_print_fw_helptext(dev->wl, 1); + err = -EOPNOTSUPP; + goto error; } dev->fw.rev = fwrev; dev->fw.patch = fwpatch; |