Missing return after memcpy is done for memory-mapped SPI flashes, hence added retun 0 after memcpy done.
The return is missing in below patch "sf: Enable FDT-based configuration and memory mapping" (sha1: bb8215f437a7c948eec82a6abe754c226978bd6d)
Signed-off-by: Jagannadha Sutradharudu Teki jaganna@xilinx.com --- drivers/mtd/spi/spi_flash.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c index aeb1ccb..1d45e3b 100644 --- a/drivers/mtd/spi/spi_flash.c +++ b/drivers/mtd/spi/spi_flash.c @@ -148,8 +148,10 @@ int spi_flash_cmd_read_fast(struct spi_flash *flash, u32 offset, u8 cmd[5];
/* Handle memory-mapped SPI */ - if (flash->memory_map) + if (flash->memory_map) { memcpy(data, flash->memory_map + offset, len); + return 0; + }
cmd[0] = CMD_READ_ARRAY_FAST; spi_flash_addr(offset, cmd);