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| author | Logan Gunthorpe <logang@deltatee.com> | 2021-07-29 14:15:37 -0600 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2021-08-09 17:13:06 +0200 |
| commit | 183dc86335e69f516b94f169afd784cf97cb8421 (patch) | |
| tree | 5c3a6b3e1bf1b329d2daf74619c53da2a0f51ae2 /arch/x86/kernel/amd_gart_64.c | |
| parent | fcacc8a614391d3bf009319509c846fef47d9352 (diff) | |
| download | lwn-183dc86335e69f516b94f169afd784cf97cb8421.tar.gz lwn-183dc86335e69f516b94f169afd784cf97cb8421.zip | |
x86/amd_gart: don't set failed sg dma_address to DMA_MAPPING_ERROR
Setting the ->dma_address to DMA_MAPPING_ERROR is not part of
the ->map_sg calling convention, so remove it.
Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345@lst.de/
Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Niklas Schnelle <schnelle@linux.ibm.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/x86/kernel/amd_gart_64.c')
| -rw-r--r-- | arch/x86/kernel/amd_gart_64.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/kernel/amd_gart_64.c b/arch/x86/kernel/amd_gart_64.c index 46aea9a4f26b..ed837383de5c 100644 --- a/arch/x86/kernel/amd_gart_64.c +++ b/arch/x86/kernel/amd_gart_64.c @@ -458,8 +458,6 @@ error: panic("dma_map_sg: overflow on %lu pages\n", pages); iommu_full(dev, pages << PAGE_SHIFT, dir); - for_each_sg(sg, s, nents, i) - s->dma_address = DMA_MAPPING_ERROR; return ret; } |