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scsi: sr: Don't use GFP_DMA
The allocated buffers are used as a command payload, for which the block layer and/or DMA API do the proper bounce buffering if needed. Link: https://lore.kernel.org/r/20211222090842.920724-1-hch@lst.de Reported-by: Baoquan He <bhe@redhat.com> Reviewed-by: Baoquan He <bhe@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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@ -856,7 +856,7 @@ static void get_capabilities(struct scsi_cd *cd)
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/* allocate transfer buffer */
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buffer = kmalloc(512, GFP_KERNEL | GFP_DMA);
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buffer = kmalloc(512, GFP_KERNEL);
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if (!buffer) {
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sr_printk(KERN_ERR, cd, "out of memory.\n");
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return;
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@ -131,7 +131,7 @@ int sr_set_blocklength(Scsi_CD *cd, int blocklength)
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if (cd->vendor == VENDOR_TOSHIBA)
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density = (blocklength > 2048) ? 0x81 : 0x83;
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buffer = kmalloc(512, GFP_KERNEL | GFP_DMA);
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buffer = kmalloc(512, GFP_KERNEL);
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if (!buffer)
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return -ENOMEM;
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@ -179,7 +179,7 @@ int sr_cd_check(struct cdrom_device_info *cdi)
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if (cd->cdi.mask & CDC_MULTI_SESSION)
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return 0;
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buffer = kmalloc(512, GFP_KERNEL | GFP_DMA);
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buffer = kmalloc(512, GFP_KERNEL);
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if (!buffer)
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return -ENOMEM;
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