linux-kernel - drivers/net/wireless/cisco/airo.c:7198:1: warning: the frame size of 1068 bytes is larger than 1024 bytes

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Message-ID: <201602112303.gWqurIxR%fengguang.wu@intel.com>
Date:	Thu, 11 Feb 2016 23:31:10 +0800
From:	kbuild test robot <fengguang.wu@...el.com>
To:	Andrey Ryabinin <aryabinin@...tuozzo.com>
Cc:	kbuild-all@...org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Memory Management List <linux-mm@...ck.org>
Subject: drivers/net/wireless/cisco/airo.c:7198:1: warning: the frame size of
 1068 bytes is larger than 1024 bytes

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   721675fcf277cfd345117d3abae1c5590c5fdfd4
commit: c6d308534aef6c99904bf5862066360ae067abc4 UBSAN: run-time undefined behavior sanity checker
date:   3 weeks ago
config: i386-randconfig-h0-02112243 (attached as .config)
reproduce:
        git checkout c6d308534aef6c99904bf5862066360ae067abc4
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   drivers/net/wireless/cisco/airo.c: In function 'airo_get_aplist':
>> drivers/net/wireless/cisco/airo.c:7198:1: warning: the frame size of 1068 bytes is larger than 1024 bytes [-Wframe-larger-than=]
    }
    ^

vim +7198 drivers/net/wireless/cisco/airo.c

^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7182  			      | status_rid.bssid[i][4]
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7183  			      | status_rid.bssid[i][5]);
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7184  		     i++) {
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7185  			memcpy(address[i].sa_data,
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7186  			       status_rid.bssid[i], ETH_ALEN);
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7187  			address[i].sa_family = ARPHRD_ETHER;
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7188  		}
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7189  	} else {
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7190  		dwrq->flags = 1; /* Should be define'd */
7f59ebb5 drivers/net/wireless/airo.c Dan Carpenter  2012-06-18  7191  		memcpy(extra + sizeof(struct sockaddr) * i, qual,
7f59ebb5 drivers/net/wireless/airo.c Dan Carpenter  2012-06-18  7192  		       sizeof(struct iw_quality) * i);
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7193  	}
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7194  	dwrq->length = i;
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7195  
998a5a7d drivers/net/wireless/airo.c Frank Seidel   2009-02-25  7196  	kfree(qual);
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7197  	return 0;
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16 @7198  }
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7199  
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7200  /*------------------------------------------------------------------*/
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7201  /*
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7202   * Wireless Handler : Initiate Scan
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7203   */
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7204  static int airo_set_scan(struct net_device *dev,
^1da177e drivers/net/wireless/airo.c Linus Torvalds 2005-04-16  7205  			 struct iw_request_info *info,
9930ccee drivers/net/wireless/airo.c David Kilroy   2008-09-13  7206  			 struct iw_point *dwrq,

:::::: The code at line 7198 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@...970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>

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