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| author | Tamura Dai <kirinode0@gmail.com> | 2025-04-17 04:16:05 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2025-04-17 14:25:12 +0300 |
| commit | 951a04ab3a2db4029debfa48d380ef834b93207e (patch) | |
| tree | dd0846a78344c9d67aa8f32bb4e5302bb9b6ddd9 /tools/perf/scripts/python/intel-pt-events.py | |
| parent | 21f4314e66ed8d40b2ee24185d1a06a07a512eb1 (diff) | |
| download | linux-951a04ab3a2db4029debfa48d380ef834b93207e.tar.xz | |
spi: spi-imx: Add check for spi_imx_setupxfer()
Add check for the return value of spi_imx_setupxfer().
spi_imx->rx and spi_imx->tx function pointer can be NULL when
spi_imx_setupxfer() return error, and make NULL pointer dereference.
Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
Call trace:
0x0
spi_imx_pio_transfer+0x50/0xd8
spi_imx_transfer_one+0x18c/0x858
spi_transfer_one_message+0x43c/0x790
__spi_pump_transfer_message+0x238/0x5d4
__spi_sync+0x2b0/0x454
spi_write_then_read+0x11c/0x200
Signed-off-by: Tamura Dai <kirinode0@gmail.com>
Reviewed-by: Carlos Song <carlos.song@nxp.com>
Link: https://patch.msgid.link/20250417011700.14436-1-kirinode0@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/intel-pt-events.py')
0 files changed, 0 insertions, 0 deletions