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linux/drivers/infiniband/hw/hfi1
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Dan Carpenter 57194fa763 IB/hfi1: Prevent a NULL dereference 
In the original code, we set "fd->uctxt" to NULL and then dereference it
which will cause an Oops.

Fixes: f2a3bc00a0 ("IB/hfi1: Protect context array set/clear with spinlock")
Cc: <stable@vger.kernel.org> # 4.14.x
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
 		2018-01-10 16:48:09 -05:00
..
Kconfig IB/hfi1: Remove HFI1_VERBS_31BIT_PSN option 2017-08-22 14:22:38 -04:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
affinity.c IB/hfi1: Replace deprecated pci functions with new API 2017-06-27 16:58:11 -04:00
affinity.h IB/hfi1: Name function prototype parameters for affinity module 2017-06-27 16:56:33 -04:00
aspm.h IB/hfi1: Convert timers to use timer_setup() 2017-10-18 11:48:19 -04:00
chip.c IB/hfi1: Send 'reboot' as planned down remote reason 2017-11-13 15:53:57 -05:00
chip.h IB/hfi1: Reduce 8051 command timeout 2017-11-13 15:53:56 -05:00
chip_registers.h RDMA/hfi1: Defer setting VL15 credits to link-up interrupt 2017-06-01 17:04:20 -04:00
common.h IB/hfi1: Eliminate allocation while atomic 2017-10-18 10:12:59 -04:00
debugfs.c Driver core patches for 4.15-rc1 2017-11-16 08:55:30 -08:00
debugfs.h IB/hfi1: Add transmit fault injection feature 2017-04-05 14:45:09 -04:00
device.c infiniband: utilize the new cdev_set_parent function 2017-03-21 06:44:33 +01:00
device.h IB/hfi1: Move driver out of staging 2016-05-26 11:35:14 -04:00
driver.c IB/hfi1: Do not allocate PIO send contexts for VNIC 2017-11-13 15:53:57 -05:00
efivar.c IB/hfi1: Check upper-case EFI variables 2017-02-19 09:18:37 -05:00
efivar.h IB/hfi1: Move driver out of staging 2016-05-26 11:35:14 -04:00
eprom.c IB/hfi1: Check eeprom config partition validity 2017-09-27 11:10:36 -04:00
eprom.h IB/hfi1: Add ability to read platform config from the EPROM 2016-10-02 08:42:20 -04:00
exp_rcv.c IB/hfi1: Initialize TID lists to avoid crash on cleanup 2017-06-27 16:58:13 -04:00
exp_rcv.h IB/hfi1: Fix bar0 mapping to use write combining 2017-07-31 15:17:54 -04:00
file_ops.c IB/hfi1: Prevent a NULL dereference 2018-01-10 16:48:09 -05:00
firmware.c IB/hfi1: Add MODULE_FIRMWARE statements 2017-10-18 10:24:02 -04:00
hfi.h IB/hfi: Only read capability registers if the capability exists 2017-12-22 10:42:08 -07:00
init.c IB/hfi1: Do not allocate PIO send contexts for VNIC 2017-11-13 15:53:57 -05:00
intr.c IB/hfi1: Allow MgmtAllowed on B2B setups 2017-11-13 15:53:56 -05:00
iowait.h IB/hfi1: Serve the most starved iowait entry first 2017-07-31 15:17:54 -04:00
mad.c IB/hfi1: Handle initial value of 0 for CCTI setting 2017-11-13 15:53:57 -05:00
mad.h IB/hfi1: Fix a wrapping test to insure the correct timeout 2017-11-13 15:53:57 -05:00
mmu_rb.c IB/hfi1: Remove wrapper function in mmu_rb 2017-11-13 15:53:56 -05:00
mmu_rb.h IB/hfi1: Don't remove RB entry when not needed. 2017-06-27 16:56:33 -04:00
opa_compat.h IB/hfi1: Document phys port state bits not used in IB 2017-08-22 14:22:37 -04:00
pcie.c IB/hfi: Only read capability registers if the capability exists 2017-12-22 10:42:08 -07:00
pio.c Updates for 4.15 kernel merge window 2017-11-15 14:54:53 -08:00
pio.h IB/hfi1: Do not allocate PIO send contexts for VNIC 2017-11-13 15:53:57 -05:00
pio_copy.c IB/hfi1: Optimize pio_buf and send_context structs 2016-11-15 16:37:27 -05:00
platform.c IB/hfi1: Only reset QSFP after link up and turn off AOC TX 2017-09-27 11:10:36 -04:00
platform.h IB/hfi1: Define platform_config_table_limits once 2016-12-11 15:29:42 -05:00
qp.c IB/hfi1: Convert qp_stats debugfs interface to use new iterator API 2017-08-28 19:12:30 -04:00
qp.h IB/hfi1: Convert qp_stats debugfs interface to use new iterator API 2017-08-28 19:12:30 -04:00
qsfp.c IB/hfi1: Extend i2c timeout 2016-10-02 08:42:13 -04:00
qsfp.h IB/hfi1: Fetch monitor values on-demand for CableInfo query 2016-08-22 14:31:41 -04:00
rc.c IB/hfi1: Initialize bth1 in 16B rc ack builder 2017-11-30 16:01:28 -07:00
ruc.c Updates for 4.15 kernel merge window 2017-11-15 14:54:53 -08:00
sdma.c Updates for 4.15 kernel merge window 2017-11-15 14:54:53 -08:00
sdma.h locking/atomics: COCCINELLE/treewide: Convert trivial ACCESS_ONCE() patterns to READ_ONCE()/WRITE_ONCE() 2017-10-25 11:01:08 +02:00
sdma_txreq.h IB/hfi1: Move driver out of staging 2016-05-26 11:35:14 -04:00
sysfs.c IB/hfi1: Fix incorrect available receive user context count 2017-10-04 15:39:44 -04:00
trace.c Merge branch 'hfi1' into k.o/for-next 2017-10-18 10:15:14 -04:00
trace.h IB/hfi1: Extend input hdr tracing for packet type 2017-09-27 11:34:13 -04:00
trace_ctxts.h IB/hfi1: Clean up context initialization 2017-05-04 19:31:46 -04:00
trace_dbg.h IB/hfi1: Separate tracepoints into specific headers 2016-08-02 12:00:54 -04:00
trace_ibhdrs.h IB/hfi1: Fix output trace issues from 16B change 2017-10-04 15:39:44 -04:00
trace_misc.h IB/hfi1: Add traces for TID operations 2017-06-27 16:58:13 -04:00
trace_mmu.h IB/hif1: Remove static tracing from SDMA hot path 2017-08-28 19:12:27 -04:00
trace_rc.h IB/rdmavt, IB/hfi1: Fix timer migration regressions 2017-04-05 14:45:09 -04:00
trace_rx.h IB/hfi1: Extend input hdr tracing for packet type 2017-09-27 11:34:13 -04:00
trace_tx.h IB/hif1: Remove static tracing from SDMA hot path 2017-08-28 19:12:27 -04:00
uc.c Updates for 4.15 kernel merge window 2017-11-15 14:54:53 -08:00
ud.c Updates for 4.15 kernel merge window 2017-11-15 14:54:53 -08:00
user_exp_rcv.c IB/hfi1: Refactor hfi_user_exp_rcv_invalid() IOCTLs 2017-09-29 11:08:06 -04:00
user_exp_rcv.h IB/hfi1: Move structure definitions from user_exp_rcv.c to user_exp_rcv.h 2017-08-28 19:12:22 -04:00
user_pages.c IB/hfi1: Virtual Network Interface Controller (VNIC) HW support 2017-04-20 15:19:35 -04:00
user_sdma.c Updates for 4.15 kernel merge window 2017-11-15 14:54:53 -08:00
user_sdma.h IB/hfi1: Convert the macro AHG_HEADER_SET into an inline function 2017-09-27 11:34:13 -04:00
verbs.c IB/hfi1: Add tx_opcode_stats like the opcode_stats 2017-10-30 14:51:36 -04:00
verbs.h IB/hfi1: Remove HFI1_VERBS_31BIT_PSN option 2017-08-22 14:22:38 -04:00
verbs_txreq.c IB/hfi1: Improve local kmem_cache_alloc performance 2017-08-28 19:12:18 -04:00
verbs_txreq.h IB/hfi1: Set hdr_type when tx req is allocated 2017-10-18 10:13:00 -04:00
vnic.h IB/hfi1: Add support to receive 16B bypass packets 2017-08-22 14:22:37 -04:00
vnic_main.c IB/hfi1: Do not allocate PIO send contexts for VNIC 2017-11-13 15:53:57 -05:00
vnic_sdma.c IB/hfi1: Improve local kmem_cache_alloc performance 2017-08-28 19:12:18 -04:00