linux-stable/drivers/scsi/ufs
Can Guo fb7afe24ba scsi: ufs: Fix a possible NULL pointer issue
During system resume/suspend, hba could be NULL. In this case, do not touch
eh_sem.

Fixes: 88a92d6ae4 ("scsi: ufs: Serialize eh_work with system PM events and async scan")
Link: https://lore.kernel.org/r/1610594010-7254-2-git-send-email-cang@codeaurora.org
Acked-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-01-14 22:12:35 -05:00
..
cdns-pltfrm.c scsi: ufs-cdns: Use phy_initialization helper 2020-12-07 18:00:06 -05:00
Kconfig scsi: ufs: Fix all Kconfig help text indentation 2021-01-07 22:39:58 -05:00
Makefile scsi: ufs: ufs-debugfs: Add error counters 2021-01-12 22:14:06 -05:00
tc-dwc-g210-pci.c
tc-dwc-g210-pltfrm.c
tc-dwc-g210.c
tc-dwc-g210.h
ti-j721e-ufs.c scsi: ufs: ti-j721e-ufs: Fix error return in ti_j721e_ufs_probe() 2020-08-17 21:48:45 -04:00
ufs-debugfs.c scsi: ufs: ufs-debugfs: Add error counters 2021-01-12 22:14:06 -05:00
ufs-debugfs.h scsi: ufs: ufs-debugfs: Add error counters 2021-01-12 22:14:06 -05:00
ufs-exynos.c scsi: ufs: ufs-exynos: Apply vendor-specific values for three timeouts 2021-01-05 23:02:09 -05:00
ufs-exynos.h scsi: ufs: ufs-exynos: Use device parameter initialization function 2020-11-17 01:03:18 -05:00
ufs-hisi.c scsi: ufs: ufs-hisi: Use device parameter initialization function 2020-11-17 01:03:18 -05:00
ufs-hisi.h scsi: ufs: ufs-hisi: Use device parameter initialization function 2020-11-17 01:03:18 -05:00
ufs-mediatek-trace.h scsi: ufs-mediatek: Use correct path to fix compile error 2020-12-09 12:00:26 -05:00
ufs-mediatek.c scsi: ufs-mediatek: Enable UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL 2021-01-05 22:03:04 -05:00
ufs-mediatek.h scsi: ufs-mediatek: Keep VCC always-on for specific devices 2020-12-09 11:34:20 -05:00
ufs-qcom-ice.c scsi: ufs-qcom: Add Inline Crypto Engine support 2020-07-24 22:09:54 -04:00
ufs-qcom.c scsi: ufs-qcom: Fix ufs RST_n spec violation 2021-01-12 23:37:34 -05:00
ufs-qcom.h scsi: ufs: ufs-qcom: Use device parameter initialization function 2020-11-17 01:03:18 -05:00
ufs-sysfs.c scsi: ufs: WB is only available on LUN #0 to #7 2021-01-13 00:27:46 -05:00
ufs-sysfs.h
ufs.h scsi: ufs: WB is only available on LUN #0 to #7 2021-01-13 00:27:46 -05:00
ufs_bsg.c treewide: Use fallthrough pseudo-keyword 2020-08-23 17:36:59 -05:00
ufs_bsg.h
ufs_quirks.h scsi: ufs: Introduce device quirk "DELAY_AFTER_LPM" 2020-07-30 21:10:29 -04:00
ufshcd-crypto.c scsi: ufs: Remove unnecessary devm_kfree() 2021-01-13 00:30:04 -05:00
ufshcd-crypto.h scsi: ufs: Add inline encryption support to UFS 2020-07-08 01:23:32 -04:00
ufshcd-dwc.c scsi: ufs-dwc: Use phy_initialization helper 2020-12-07 18:00:06 -05:00
ufshcd-dwc.h
ufshcd-pci.c scsi: ufs-pci: Enable UFSHCD_CAP_RPM_AUTOSUSPEND for Intel controllers 2020-12-09 11:34:20 -05:00
ufshcd-pltfrm.c scsi: ufs: Remove pre-defined initial voltage values of device power 2020-12-07 18:13:31 -05:00
ufshcd-pltfrm.h scsi: ufs: Introduce device parameter initialization function 2020-11-17 01:03:18 -05:00
ufshcd.c scsi: ufs: Fix a possible NULL pointer issue 2021-01-14 22:12:35 -05:00
ufshcd.h scsi: ufs: ufs-debugfs: Add error counters 2021-01-12 22:14:06 -05:00
ufshci-dwc.h
ufshci.h scsi: ufs: Handle LINERESET indication in err handler 2020-09-02 22:49:07 -04:00
unipro.h scsi: ufs: Add enums for UniPro version higher than 1.6 2020-11-10 23:03:18 -05:00