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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-08-09 09:03:47 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-08-09 09:03:47 +0200 |
commit | bd935a7b21340e2e37f51a7f2d3188145e2fcf1f (patch) | |
tree | ac8af4e6ea552d32839c415b2f36d416ee327ea4 /drivers/base/firmware_loader/fallback.c | |
parent | 96ba6c6e8922e89ca4908c650072d8f8d7b39cbc (diff) | |
parent | 36a21d51725af2ce0700c6ebcb6b9594aac658a6 (diff) | |
download | linux-bd935a7b21340e2e37f51a7f2d3188145e2fcf1f.tar.bz2 |
Merge 5.14-rc5 into driver-core-next
We need the driver core fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base/firmware_loader/fallback.c')
-rw-r--r-- | drivers/base/firmware_loader/fallback.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/base/firmware_loader/fallback.c b/drivers/base/firmware_loader/fallback.c index 91899d185e31..d7d63c1aa993 100644 --- a/drivers/base/firmware_loader/fallback.c +++ b/drivers/base/firmware_loader/fallback.c @@ -89,12 +89,11 @@ static void __fw_load_abort(struct fw_priv *fw_priv) { /* * There is a small window in which user can write to 'loading' - * between loading done and disappearance of 'loading' + * between loading done/aborted and disappearance of 'loading' */ - if (fw_sysfs_done(fw_priv)) + if (fw_state_is_aborted(fw_priv) || fw_sysfs_done(fw_priv)) return; - list_del_init(&fw_priv->pending_list); fw_state_aborted(fw_priv); } @@ -280,7 +279,6 @@ static ssize_t firmware_loading_store(struct device *dev, * Same logic as fw_load_abort, only the DONE bit * is ignored and we set ABORT only on failure. */ - list_del_init(&fw_priv->pending_list); if (rc) { fw_state_aborted(fw_priv); written = rc; @@ -513,6 +511,11 @@ static int fw_load_sysfs_fallback(struct fw_sysfs *fw_sysfs, long timeout) } mutex_lock(&fw_lock); + if (fw_state_is_aborted(fw_priv)) { + mutex_unlock(&fw_lock); + retval = -EINTR; + goto out; + } list_add(&fw_priv->pending_list, &pending_fw_head); mutex_unlock(&fw_lock); @@ -535,11 +538,10 @@ static int fw_load_sysfs_fallback(struct fw_sysfs *fw_sysfs, long timeout) if (fw_state_is_aborted(fw_priv)) { if (retval == -ERESTARTSYS) retval = -EINTR; - else - retval = -EAGAIN; } else if (fw_priv->is_paged_buf && !fw_priv->data) retval = -ENOMEM; +out: device_del(f_dev); err_put_dev: put_device(f_dev); |