Jeffy Chen
0fa375e6bc
drm/rockchip: Fix suspend crash when drm is not bound ...
Currently we are allocating drm_device in rockchip_drm_bind, so if the
suspend/resume code access it when drm is not bound, we would hit this
crash:
[ 253.402836] Unable to handle kernel NULL pointer dereference at virtual address 00000028
[ 253.402837] pgd = ffffffc06c9b0000
[ 253.402841] [00000028] *pgd=0000000000000000, *pud=0000000000000000
[ 253.402844] Internal error: Oops: 96000005 [#1 ] PREEMPT SMP
[ 253.402859] Modules linked in: btusb btrtl btbcm btintel bluetooth ath10k_pci ath10k_core ar10k_ath ar10k_mac80211 cfg80211 ip6table_filter asix usbnet mii
[ 253.402864] CPU: 4 PID: 1331 Comm: cat Not tainted 4.4.70 #15
[ 253.402865] Hardware name: Google Scarlet (DT)
[ 253.402867] task: ffffffc076c0ce00 ti: ffffffc06c2c8000 task.ti: ffffffc06c2c8000
[ 253.402871] PC is at rockchip_drm_sys_suspend+0x20/0x5c
Add sanity checks to prevent that.
Reported-by: Brian Norris <briannorris@chromium.com>
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.kernel.org/patch/9890297/
2017-08-09 13:59:25 -04:00
ACPI / scan: Fix enumeration for special SPI and I2C devices
2017-06-21 23:14:55 +02:00
Merge branches 'intel_pstate' and 'pm-sleep'
2017-06-09 01:25:16 +02:00
Merge branch 'stable/for-jens-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen into for-linus
2017-06-20 07:09:27 -06:00
bus: SIMPLE_PM_BUS does not depend on ARCH_RENESAS
2017-06-17 08:03:08 -04:00
Fix some locking and gcc optimization issues from the most recent
2017-06-23 17:33:46 -07:00
Allwinner clock fixes for 4.12
2017-06-14 16:48:03 -07:00
clocksource: Explicitly include linux/clocksource.h when needed
2017-06-13 17:57:16 +02:00
Merge branches 'pm-cpufreq', 'pm-cpuidle' and 'pm-devfreq'
2017-06-15 01:51:33 +02:00
Merge branches 'pm-cpufreq', 'pm-cpuidle' and 'pm-devfreq'
2017-06-15 01:51:33 +02:00
device-dax: fix 'dax' device filesystem inode destruction crash
2017-06-09 08:50:49 -07:00
PM / devfreq: exynos-ppmu: Staticize event list
2017-06-12 10:12:07 +09:00
dma-buf/sync_file: Allow multiple sync_files to wrap a single dma-fence
2017-07-31 10:55:24 -03:00
Merge branch 'dmi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
2017-06-16 17:13:06 +09:00
gpio: mvebu: change compatible string for PWM support
2017-06-20 13:42:20 +02:00
drm/rockchip: Fix suspend crash when drm is not bound
2017-08-09 13:59:25 -04:00
Merge branch 'for-4.12/upstream-fixes' into for-linus
2017-06-20 10:52:46 +02:00
hsi: Fix build regression due to netdev destructor fix.
2017-06-08 10:16:05 -04:00
i2c: imx: Use correct function to write to register
2017-06-22 10:52:02 +02:00
iio: buffer-dmaengine: Add missing header buffer_impl.h
2017-06-13 20:56:05 +01:00
Fixes #2 for 4.12-rc
2017-06-16 17:38:23 +09:00
Input: synaptics-rmi4 - only read the F54 query registers which are used
2017-06-23 00:08:48 -07:00
irqchip/mips-gic: Mark count and compare accessors notrace
2017-06-20 21:41:58 +02:00
LED fixes for 4.12-rc6
2017-06-18 08:51:35 +09:00
dm io: fix duplicate bio completion due to missing ref count
2017-06-21 12:04:50 -04:00
Linux 4.12-rc7
2017-06-27 08:28:30 +10:00
Char/Misc driver fixes for 4.12-rc5
2017-06-11 11:29:15 -07:00
mmc: meson-gx: work around broken SDIO with certain WiFi chips
2017-06-12 08:58:16 +02:00
wireless-drivers fixes for 4.12
2017-06-20 15:41:56 -04:00
ntb: no sleep in ntb_async_tx_submit
2017-06-19 14:24:41 -04:00
PCI: endpoint: Select CRC32 to fix test build error
2017-06-12 15:46:13 -05:00
pinctrl: stm32: Fix bad function call
2017-06-09 10:51:54 +02:00
platform-drivers-x86 for v4.12-2
2017-06-16 17:30:44 +09:00
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2017-06-15 18:09:47 +09:00
SCSI fixes on 20170622
2017-06-23 12:25:37 -07:00
Staging/IIO fixes for 4.12-rc6
2017-06-18 08:36:30 +09:00
iscsi-target: Reject immediate data underflow larger than SCSI transfer length
2017-06-08 22:25:29 -07:00
USB fixes for 4.12-rc6
2017-06-18 08:39:54 +09:00
Linux 4.12-rc7
2017-06-27 08:28:30 +10:00
virtio_balloon: disable VIOMMU support
2017-06-18 23:13:35 +03:00
xen: fix for 4.12 rc5
2017-06-09 09:59:51 -07:00
0fa375e6bc