[source] Revert "mwl8k: remove synchronous device init hack"

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/17ecd879b81cce6311009957ec9650baebd82ec7

commit 17ecd879b81cce6311009957ec9650baebd82ec7
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Fri Nov 4 13:22:42 2016 +0100

    Revert "mwl8k: remove synchronous device init hack"
    
    This reverts commit cb037d1842d93b37457c896a8949e135ed6e0065.
    See 6aa07b82027f for more information
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 .../940-mwl8k_init_devices_synchronously.patch       | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/package/kernel/mac80211/patches/940-mwl8k_init_devices_synchronously.patch b/package/kernel/mac80211/patches/940-mwl8k_init_devices_synchronously.patch
new file mode 100644
index 0000000..357faee
--- /dev/null
+++ b/package/kernel/mac80211/patches/940-mwl8k_init_devices_synchronously.patch
@@ -0,0 +1,20 @@
+--- a/drivers/net/wireless/marvell/mwl8k.c
++++ b/drivers/net/wireless/marvell/mwl8k.c
+@@ -6264,6 +6264,8 @@ static int mwl8k_probe(struct pci_dev *p
+ 
+ 	priv->running_bsses = 0;
+ 
++	wait_for_completion(&priv->firmware_loading_complete);
++
+ 	return rc;
+ 
+ err_stop_firmware:
+@@ -6297,8 +6299,6 @@ static void mwl8k_remove(struct pci_dev
+ 		return;
+ 	priv = hw->priv;
+ 
+-	wait_for_completion(&priv->firmware_loading_complete);
+-
+ 	if (priv->fw_state == FW_STATE_ERROR) {
+ 		mwl8k_hw_reset(priv);
+ 		goto unmap;