This is a note to let you know that I've just added the patch titled usb-storage: unusual_devs entry to fix write-access regression for Seagate external drives to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: usb-storage-unusual_devs-entry-to-fix-write-access-regression-for-seagate-external-drives.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 113f6eb6d50cfa5e2a1cdcf1678b12661fa272ab Mon Sep 17 00:00:00 2001 From: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> Date: Thu, 21 Sep 2017 15:59:30 -0400 Subject: usb-storage: unusual_devs entry to fix write-access regression for Seagate external drives From: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> commit 113f6eb6d50cfa5e2a1cdcf1678b12661fa272ab upstream. Kris Lindgren reports that without the NO_WP_DETECT flag, his Seagate external disk drive fails all write accesses. This regresssion dates back approximately to the start of the 4.x kernel releases. Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> Reported-by: Kris Lindgren <kris.lindgren@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/storage/unusual_devs.h | 7 +++++++ 1 file changed, 7 insertions(+) --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -1379,6 +1379,13 @@ UNUSUAL_DEV( 0x0bc2, 0x3010, 0x0000, 0x0 USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_SANE_SENSE ), +/* Reported by Kris Lindgren <kris.lindgren@xxxxxxxxx> */ +UNUSUAL_DEV( 0x0bc2, 0x3332, 0x0000, 0x9999, + "Seagate", + "External", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_NO_WP_DETECT ), + UNUSUAL_DEV( 0x0d49, 0x7310, 0x0000, 0x9999, "Maxtor", "USB to SATA", Patches currently in stable-queue which might be from stern@xxxxxxxxxxxxxxxxxxx are queue-3.18/usb-dummy-hcd-fix-infinite-loop-resubmission-bug.patch queue-3.18/usb-storage-unusual_devs-entry-to-fix-write-access-regression-for-seagate-external-drives.patch queue-3.18/usb-gadgetfs-fix-copy_to_user-while-holding-spinlock.patch queue-3.18/usb-devio-don-t-corrupt-user-memory.patch queue-3.18/usb-gadgetfs-fix-crash-caused-by-inadequate-synchronization.patch queue-3.18/usb-dummy-hcd-fix-connection-failures-wrong-speed.patch