linux-kernel - drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.o: warning: objtool: xgbe_phy_sfp_eeprom_info()+0xc: return with modified stack frame

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Date:   Sat, 29 Jul 2017 09:51:49 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Daniel Micay <danielmicay@...il.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Kees Cook <keescook@...omium.org>,
        Arnd Bergmann <arnd@...db.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.o: warning: objtool:
 xgbe_phy_sfp_eeprom_info()+0xc: return with modified stack frame

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   0a07b238e5f488b459b6113a62e06b6aab017f71
commit: 6974f0c4555e285ab217cee58b6e874f776ff409 include/linux/string.h: add the option of fortified string.h functions
date:   2 weeks ago
config: x86_64-randconfig-a0-07290908 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
        git checkout 6974f0c4555e285ab217cee58b6e874f776ff409
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

>> drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.o: warning: objtool: xgbe_phy_sfp_eeprom_info()+0xc: return with modified stack frame

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0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (30207 bytes)