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| author | Xu Yilun <yilun.xu@linux.intel.com> | 2025-08-06 15:06:05 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-19 12:54:45 +0200 |
| commit | 1ca61060de92a4320d73adfe5dc8d335653907ac (patch) | |
| tree | 73e0ae942d4a53237b90cfbe39b87055310b07ee /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | c17b750b3ad9f45f2b6f7e6f7f4679844244f0b9 (diff) | |
fpga: zynq_fpga: Fix the wrong usage of dma_map_sgtable()
dma_map_sgtable() returns only 0 or the error code. Read sgt->nents to
get the number of mapped segments.
Fixes: 37e00703228a ("zynq_fpga: use sgtable-based scatterlist wrappers")
Reported-by: Pavel Pisa <pisa@fel.cvut.cz>
Closes: https://lore.kernel.org/linux-fpga/202508041548.22955.pisa@fel.cvut.cz/
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Xu Yilun <yilun.xu@linux.intel.com>
Tested-by: Pavel Pisa <pisa@fel.cvut.cz>
Link: https://lore.kernel.org/r/20250806070605.1920909-2-yilun.xu@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions