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| author | David Vrabel <david.vrabel@csr.com> | 2009-08-25 17:41:06 +0200 |
|---|---|---|
| committer | David Vrabel <david.vrabel@csr.com> | 2009-08-26 13:39:29 +0200 |
| commit | 0396c215f301e92677d1e9a064b405e31501dc1d (patch) | |
| tree | a54229672abc6f244fcf184701b8a8bf98b70544 /drivers/uwb/umc-bus.c | |
| parent | uwb: stop uwbd thread if rc->start() fails (diff) | |
| download | linux-0396c215f301e92677d1e9a064b405e31501dc1d.tar.xz linux-0396c215f301e92677d1e9a064b405e31501dc1d.zip | |
uwb: avoid radio controller reset loops
If a radio controller reset attempt occurs while a probe() or remove()
is in progress it fails and is retried endlessly, potentially preventing
the probe() or remove() from completing.
If a reset fails, sleep for a bit before retrying the reset. This
allows the probe()/remove() to complete.
Signed-off-by: David Vrabel <david.vrabel@csr.com>
Diffstat (limited to 'drivers/uwb/umc-bus.c')
| -rw-r--r-- | drivers/uwb/umc-bus.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/uwb/umc-bus.c b/drivers/uwb/umc-bus.c index 5ad36164c13b..cdd6c8efc9f8 100644 --- a/drivers/uwb/umc-bus.c +++ b/drivers/uwb/umc-bus.c @@ -66,7 +66,7 @@ int umc_controller_reset(struct umc_dev *umc) return -EAGAIN; ret = device_for_each_child(parent, parent, umc_bus_pre_reset_helper); if (ret >= 0) - device_for_each_child(parent, parent, umc_bus_post_reset_helper); + ret = device_for_each_child(parent, parent, umc_bus_post_reset_helper); up(&parent->sem); return ret; |