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Date:   Fri, 12 May 2017 10:07:14 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Karim Eshapa <karim.eshapa@...il.com>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers:staging:wlan-ng:hfa384x_usb: Fixing sparse
 warnings.

First off, why the "Re:" in the subject?

Second, your subject sucks :)

Try making it a bit more descriptive as to what you are doing, "fixing
sparse warnings" is very vague.

On Wed, May 10, 2017 at 03:15:38PM +0200, Karim Eshapa wrote:
> Change the types of capture header, finally we need the header
> to be represented in the network byte order as __be..
> this is a piece of doc that he mentioned it in the code doc/capturefrm.txt
> You can check
> https://github.com/jdkoftinoff/mb-linux-msli/blob/master/
> uClinux-dist/user/wlan-ng/doc/capturefrm.txt
> 
> 3. Byte Order

3?  Where is 1. and 2.?

> All multibyte fields of the capture header are in "network" byte
> order.  The "host to network" and "network to host" functions should
> work just fine.  All the remaining multibyte fields are ordered
> according to their respective standards.
> 
> 4. Capture Header Format
> The following fields make up the AVS capture header:
> 
> 	Offset	Name		Type
> 	------------------------------
> 	0	version		uint32
> 	4	length		uint32
> 	8	mactime		uint64
> 	16	hosttime	uint64
> 	24	phytype		uint32
> 	28	channel		uint32
> 	32	datarate	uint32
> 	36	antenna		uint32
> 	40	priority	uint32
> 	44	ssi_type	uint32
> 	48	ssi_signal	int32
> 	52	ssi_noise	int32
> 	56	preamble	uint32
> 	60	encoding	uint32
> ------------------------------
> 
> and the warnings here fixed
> 
> drivers/staging/wlan-ng/hfa384x_usb.c:3514:33: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3514:33:    expected unsigned int [unsigned] [usertype] version
> drivers/staging/wlan-ng/hfa384x_usb.c:3514:33:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3515:32: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3515:32:    expected unsigned int [unsigned] [usertype] length
> drivers/staging/wlan-ng/hfa384x_usb.c:3515:32:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3516:35: warning: restricted __be64 degrades to integer
> drivers/staging/wlan-ng/hfa384x_usb.c:3517:34: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3517:34:    expected unsigned long long [unsigned] [usertype] hosttime
> drivers/staging/wlan-ng/hfa384x_usb.c:3517:34:    got restricted __be64 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3518:33: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3518:33:    expected unsigned int [unsigned] [usertype] phytype
> drivers/staging/wlan-ng/hfa384x_usb.c:3518:33:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3519:33: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3519:33:    expected unsigned int [unsigned] [usertype] channel
> drivers/staging/wlan-ng/hfa384x_usb.c:3519:33:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3520:34: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3520:34:    expected unsigned int [unsigned] [usertype] datarate
> drivers/staging/wlan-ng/hfa384x_usb.c:3520:34:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3521:33: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3521:33:    expected unsigned int [unsigned] [usertype] antenna
> drivers/staging/wlan-ng/hfa384x_usb.c:3521:33:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3522:34: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3522:34:    expected unsigned int [unsigned] [usertype] priority
> drivers/staging/wlan-ng/hfa384x_usb.c:3522:34:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3523:34: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3523:34:    expected unsigned int [unsigned] [usertype] ssi_type
> drivers/staging/wlan-ng/hfa384x_usb.c:3523:34:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3524:36: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3524:36:    expected signed int [signed] [usertype] [explicitly-signed] ssi_signal
> drivers/staging/wlan-ng/hfa384x_usb.c:3524:36:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3525:35: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3525:35:    expected signed int [signed] [usertype] [explicitly-signed] ssi_noise
> drivers/staging/wlan-ng/hfa384x_usb.c:3525:35:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3526:34: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3526:34:    expected unsigned int [unsigned] [usertype] preamble
> drivers/staging/wlan-ng/hfa384x_usb.c:3526:34:    got restricted __be32 [usertype] <noident>
> drivers/staging/wlan-ng/hfa384x_usb.c:3527:34: warning: incorrect type in assignment (different base types)
> drivers/staging/wlan-ng/hfa384x_usb.c:3527:34:    expected unsigned int [unsigned] [usertype] encoding
> drivers/staging/wlan-ng/hfa384x_usb.c:3527:34:    got restricted __be32 [usertype] <noident>
> 
> If this patch is fine, can I send the rest of fixes.

This line doesn't need to be in a changelog text, right?  Please fix up
and resend.

thanks,

greg k-h

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