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Subject[PATCH] 8250_men_mcb: remove unnecessary cast when reading register
Date
Fixes following sparse warning:

drivers/tty/serial/8250/8250_men_mcb.c:92:21: sparse: cast removes
address space '__iomem' of expression
drivers/tty/serial/8250/8250_men_mcb.c:92:21: sparse: incorrect type
in argument 1 (different address spaces) expected void const volatile
[noderef] __iomem *addr got void *

Fixes: 2554e6ba28a2 ("8250_men_mcb: Read num ports from register data.")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202307261517.x1O9OAkd-lkp@intel.com/
Signed-off-by: Jorge Sanjuan Garcia <jorge.sanjuangarcia@duagon.com>
---
drivers/tty/serial/8250/8250_men_mcb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/8250/8250_men_mcb.c b/drivers/tty/serial/8250/8250_men_mcb.c
index 5f301195575d..72f9ee5dd274 100644
--- a/drivers/tty/serial/8250/8250_men_mcb.c
+++ b/drivers/tty/serial/8250/8250_men_mcb.c
@@ -40,7 +40,7 @@
#define MEN_UART3_OFFSET (MEN_UART2_OFFSET + MEN_UART_MEM_SIZE)
#define MEN_UART4_OFFSET (MEN_UART3_OFFSET + MEN_UART_MEM_SIZE)

-#define MEN_READ_REGISTER(addr) readb((void *)addr)
+#define MEN_READ_REGISTER(addr) readb(addr)

#define MAX_PORTS 4

--
2.34.1
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