android_kernel_xiaomi_sm7250/drivers/mtd/nand
Tudor Ambarus 069c9992ae mtd: rawnand: atmel: Unmap streaming DMA mappings
commit 1161703c9bd664da5e3b2eb1a3bb40c210e026ea upstream.

Every dma_map_single() call should have its dma_unmap_single() counterpart,
because the DMA address space is a shared resource and one could render the
machine unusable by consuming all DMA addresses.

Link: https://lore.kernel.org/lkml/13c6c9a2-6db5-c3bf-349b-4c127ad3496a@axentia.se/
Cc: stable@vger.kernel.org
Fixes: f88fc122cc ("mtd: nand: Cleanup/rework the atmel_nand driver")
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Acked-by: Alexander Dahl <ada@thorsis.com>
Reported-by: Peter Rosin <peda@axentia.se>
Tested-by: Alexander Dahl <ada@thorsis.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Tested-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20220728074014.145406-1-tudor.ambarus@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-10-26 13:19:20 +02:00
..
onenand mtd: onenand: Check for error irq 2022-04-15 14:14:47 +02:00
raw mtd: rawnand: atmel: Unmap streaming DMA mappings 2022-10-26 13:19:20 +02:00
spi mtd: spinand: core: add missing MODULE_DEVICE_TABLE() 2021-05-22 10:59:13 +02:00
bbt.c mtd: nand: bbt: Fix corner case in bad block table handling 2022-01-27 09:04:33 +01:00
core.c mtd: nand: Fix nanddev_mtd_erase() 2018-04-22 19:59:29 +02:00
Kconfig mtd: nand: Add core infrastructure to support SPI NANDs 2018-07-18 09:24:10 +02:00
Makefile mtd: nand: Add core infrastructure to support SPI NANDs 2018-07-18 09:24:10 +02:00