Message ID | 77973c7d90afb034f3bee55db7bff5be23e2a812.1449052427.git.hramrach@gmail.com |
---|---|
State | Superseded |
Headers | show |
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index 58ecfa4..f36ffc6 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c @@ -150,7 +150,7 @@ static ssize_t m25p80_read(struct spi_nor *nor, loff_t from, size_t len, t[1].rx_buf = buf; t[1].rx_nbits = m25p80_rx_nbits(nor); - t[1].len = len; + t[1].len = min_t(size_t, len, spi_max_transfer_size(spi)); spi_message_add_tail(&t[1], &m); ret = spi_sync(spi, &m);
Take into account transfer size limitation of SPI master. Signed-off-by: Michal Suchanek <hramrach@gmail.com> --- - update for: return SIZE_MAX when no limit is known --- drivers/mtd/devices/m25p80.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)