This is a note to let you know that I've just added the patch titled
iwlwifi: protect SRAM debugfs
to the 3.5-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
iwlwifi-protect-sram-debugfs.patch
and it can be found in the queue-3.5 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 4fc79db178f0a0ede479b4713e00df2d106028b3 Mon Sep 17 00:00:00 2001
From: Johannes Berg <[email protected]>
Date: Tue, 21 Aug 2012 18:57:11 +0200
Subject: iwlwifi: protect SRAM debugfs
From: Johannes Berg <[email protected]>
commit 4fc79db178f0a0ede479b4713e00df2d106028b3 upstream.
If the device is not started, we can't read its
SRAM and attempting to do so will cause issues.
Protect the debugfs read.
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/net/wireless/iwlwifi/iwl-debugfs.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -128,6 +128,9 @@ static ssize_t iwl_dbgfs_sram_read(struc
const struct fw_img *img;
size_t bufsz;
+ if (!iwl_is_ready_rf(priv))
+ return -EAGAIN;
+
/* default is to dump the entire data segment */
if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
priv->dbgfs_sram_offset = 0x800000;
Patches currently in stable-queue which might be from [email protected]
are
queue-3.5/iwlwifi-don-t-double-free-the-interrupt-in-failure-path.patch
queue-3.5/iwlwifi-protect-sram-debugfs.patch
queue-3.5/iwlwifi-fix-flow-handler-debug-code.patch
queue-3.5/mac80211-clear-bssid-on-auth-assoc-failure.patch
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