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Patch "staging: wlan-ng: prism2mgmt.c: fixed a double endian conversion before calling hfa384x_drvr_setconfig16, also fixes relative sparse warning" has been added to the 4.9-stable tree

PATCH [email protected] 1 participant 1 message Apr 9, 2018

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This is a note to let you know that I've just added the patch titled

staging: wlan-ng: prism2mgmt.c: fixed a double endian conversion before calling hfa384x_drvr_setconfig16, also fixes relative sparse warning

to the 4.9-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:
staging-wlan-ng-prism2mgmt.c-fixed-a-double-endian-conversion-before-calling-hfa384x_drvr_setconfig16-also-fixes-relative-sparse-warning.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From foo@baz Mon Apr 9 17:09:24 CEST 2018

From: Andrea della Porta <[email protected]>
Date: Sat, 29 Apr 2017 07:30:23 +0100
Subject: staging: wlan-ng: prism2mgmt.c: fixed a double endian conversion before calling hfa384x_drvr_setconfig16, also fixes relative sparse warning

From: Andrea della Porta <[email protected]>

[ Upstream commit dea20579a69ab68cdca6adf79bb7c0c162eb9b72 ]

staging: wlan-ng: prism2mgmt.c: This patches fixes a double endian conversion. cpu_to_le16() was called twice first in prism2mgmt_scan and again inside hfa384x_drvr_setconfig16() for the same variable, hence it was swapped twice. Incidentally, it also fixed the following sparse warning:

drivers/staging/wlan-ng/prism2mgmt.c:173:30: warning: incorrect type in assignment (different base types)
drivers/staging/wlan-ng/prism2mgmt.c:173:30: expected unsigned short [unsigned] [usertype] word
drivers/staging/wlan-ng/prism2mgmt.c:173:30: got restricted __le16 [usertype] <noident>

Unfortunately, only compile tested.

---
 drivers/staging/wlan-ng/prism2mgmt.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/staging/wlan-ng/prism2mgmt.c +1 -1
@@ -169,7 +169,7 @@ int prism2mgmt_scan(struct wlandevice *w
 				     hw->ident_sta_fw.variant) >
 	    HFA384x_FIRMWARE_VERSION(1, 5, 0)) {
 		if (msg->scantype.data != P80211ENUM_scantype_active)
-			word = cpu_to_le16(msg->maxchanneltime.data);
+			word = msg->maxchanneltime.data;
 		else
 			word = 0;
 

Patches currently in stable-queue which might be from [email protected] are

queue-4.9/staging-wlan-ng-prism2mgmt.c-fixed-a-double-endian-conversion-before-calling-hfa384x_drvr_setconfig16-also-fixes-relative-sparse-warning.patch