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linux/drivers/net/wireless/ath/ath5k
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John Greene b499abdc76 ath5k: add missing dma_map_error call 
Trivial patch to address this trace. Now calls dma_mapping_error and
return -ENOSPC if a problem found.

WARNING: at lib/dma-debug.c:933 check_unmap+0x47b/0x960()
Hardware name: Aspire 5515
ath5k 0000:02:00.0: DMA-API: device driver failed to check map
error[device address=0x00000000874fcd42] [size=45 bytes] [mapped as
single]
Modules linked in: bnep bluetooth ebtable_filter ebtables
ip6table_filter ip6_tables be2iscsi iscsi_boot_sysfs bnx2i cnic uio
cxgb4i cxgb4 cxgb3i cxgb3 mdio libcxgbi ib_iser rdma_cm ib_addr iw_cm
ib_cm ib_sa ib_mad ib_core iscsi_tcp libiscsi_tcp libiscsi
scsi_transport_iscsi arc4 snd_hda_codec_realtek snd_hda_intel
snd_hda_codec snd_hwdep snd_seq snd_seq_device ath5k ath snd_pcm
sparse_keymap snd_page_alloc mac80211 snd_timer sp5100_tco snd edac_core
k8temp soundcore edac_mce_amd i2c_piix4 cfg80211 rfkill shpchp vhost_net
tun macvtap macvlan kvm_amd kvm uinput dm_crypt ata_generic pata_acpi
radeon i2c_algo_bit pata_atiixp drm_kms_helper ttm drm r8169 mii
i2c_core wmi video sunrpc
Pid: 820, comm: firewalld Not tainted 3.9.0-0.rc3.git1.4.fc19.x86_64 #1
Call Trace:
 <IRQ>  [<ffffffff81068df0>] warn_slowpath_common+0x70/0xa0
 [<ffffffff81068e6c>] warn_slowpath_fmt+0x4c/0x50
 [<ffffffff8137ebeb>] check_unmap+0x47b/0x960
 [<ffffffff81021cf5>] ? native_sched_clock+0x15/0x80
 [<ffffffff81021d69>] ? sched_clock+0x9/0x10
 [<ffffffff8137f12f>] debug_dma_unmap_page+0x5f/0x70
 [<ffffffffa048fa07>] ath5k_tasklet_tx+0x157/0x3f0 [ath5k]
 [<ffffffff810acc0d>] ? sched_clock_local+0x1d/0x80
 [<ffffffff81072aa6>] ? tasklet_action+0x56/0x210
 [<ffffffff81072ae7>] tasklet_action+0x97/0x210
 [<ffffffff8107343f>] __do_softirq+0xff/0x400
 [<ffffffff81073905>] irq_exit+0xb5/0xc0
 [<ffffffff81728916>] do_IRQ+0x56/0xc0
 [<ffffffff8171dc32>] common_interrupt+0x72/0x72
 <EOI>  [<ffffffff811f1f81>] ? dput+0x111/0x310
 [<ffffffff811f1ea7>] ? dput+0x37/0x310
 [<ffffffff811e75e8>] link_path_walk+0x528/0x910
 [<ffffffff811ea624>] path_openat+0x94/0x530
 [<ffffffff811eb148>] do_filp_open+0x38/0x80
 [<ffffffff811e1dda>] open_exec+0x4a/0x130
 [<ffffffff81238be3>] load_elf_binary+0x7f3/0x18e0
 [<ffffffff81021d69>] ? sched_clock+0x9/0x10
 [<ffffffff810acc0d>] ? sched_clock_local+0x1d/0x80
 [<ffffffff810acd98>] ? sched_clock_cpu+0xa8/0x100
 [<ffffffff810d515d>] ? trace_hardirqs_off+0xd/0x10
 [<ffffffff810acedf>] ? local_clock+0x5f/0x70
 [<ffffffff810d5dbf>] ? lock_release_holdtime.part.28+0xf/0x190
 [<ffffffff812383f0>] ? elf_core_dump+0x1980/0x1980
 [<ffffffff811e1151>] search_binary_handler+0x1a1/0x4f0
 [<ffffffff811e1017>] ? search_binary_handler+0x67/0x4f0
 [<ffffffff811e28fc>] do_execve_common.isra.26+0x64c/0x710
 [<ffffffff811e23c2>] ? do_execve_common.isra.26+0x112/0x710
 [<ffffffff811e2cc6>] sys_execve+0x36/0x50
 [<ffffffff81727249>] stub_execve+0x69/0xa0

Signed-off-by: John Greene <jogreene@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
 		2014-03-14 14:49:16 -04:00
..
Kconfig wireless: allow Atheros card to not depend on ath.ko 2012-11-30 13:38:16 -05:00
Makefile ath5k: use more idiomatic tracing include style 2013-04-12 15:29:14 -04:00
ahb.c wireless: ath5k: use dev_get_platdata() 2013-09-26 15:13:37 -04:00
ani.c ath: Add and use pr_fmt, convert printks to pr_<level> 2012-04-10 14:52:13 -04:00
ani.h ath5k: Cleanups v2 + add kerneldoc on all hw functions 2011-11-28 14:44:16 -05:00
ath5k.h ath5k: enable support for 5 MHz and 10 MHz channels 2013-08-16 14:17:50 -04:00
attach.c ath: Add and use pr_fmt, convert printks to pr_<level> 2012-04-10 14:52:13 -04:00
base.c ath5k: add missing dma_map_error call 2014-03-14 14:49:16 -04:00
base.h ath5k: enable support for 5 MHz and 10 MHz channels 2013-08-16 14:17:50 -04:00
caps.c ath5k: MRR support and 2GHz radio override belong in ah_capabilities 2011-11-28 14:44:19 -05:00
debug.c ath5k: debugfs: NULL-terminate strings 2013-08-26 14:09:06 -04:00
debug.h treewide: use __printf not __attribute__((format(printf,...))) 2011-10-31 17:30:54 -07:00
desc.c ath5k: Remove extraneous statements from ath5k_hw_proc_4word_tx_status and ath5k_hw_proc_2word_status. 2012-04-11 16:23:58 -04:00
desc.h ath5k: Cleanups v2 + add kerneldoc on all hw functions 2011-11-28 14:44:16 -05:00
dma.c ath5k: Reset Tx interrupt bits also on PISR 2013-12-11 10:56:22 -05:00
eeprom.c ath5k: cleanup channel to eprom_mode function 2013-03-06 16:24:27 -05:00
eeprom.h ath5k: cleanup channel to eprom_mode function 2013-03-06 16:24:27 -05:00
gpio.c ath5k: Cleanups v2 + add kerneldoc on all hw functions 2011-11-28 14:44:16 -05:00
initvals.c ath: Add and use pr_fmt, convert printks to pr_<level> 2012-04-10 14:52:13 -04:00
led.c ath5k: remove __dev* attributes 2012-12-06 15:04:56 -05:00
mac80211-ops.c ath5k: set SURVEY_INFO_IN_USE on get_survey 2014-02-24 15:38:39 -05:00
pci.c ath5k: remove __dev* attributes 2012-12-06 15:04:56 -05:00
pcu.c ath5k: set 5/10 MHz supported channels and fix duration 2013-08-16 14:17:49 -04:00
phy.c ath5k: shifting the wrong variable for AR5K_AR5210 2014-02-13 14:58:12 -05:00
qcu.c ath5k: set 5/10 MHz supported channels and fix duration 2013-08-16 14:17:49 -04:00
reg.h ath5k: Switch from read-and-clear to write-to-clear method when handling PISR/SISR registers 2011-11-28 14:44:10 -05:00
reset.c ath5k: cleanup channel to eprom_mode function 2013-03-06 16:24:27 -05:00
rfbuffer.h ath5k: Cleanups v2 + add kerneldoc on all hw functions 2011-11-28 14:44:16 -05:00
rfgain.h ath5k: Cleanups v2 + add kerneldoc on all hw functions 2011-11-28 14:44:16 -05:00
rfkill.c ath5k: clean up base.h and its use 2011-08-08 16:04:14 -04:00
sysfs.c ath: Add and use pr_fmt, convert printks to pr_<level> 2012-04-10 14:52:13 -04:00
trace.h ath5k: use more idiomatic tracing include style 2013-04-12 15:29:14 -04:00