[PATCH -next] misc: use DIV_ROUND_UP macro to do calculation

From: Zheng Yongjun
Date: Tue Dec 22 2020 - 08:33:59 EST


Don't open-code DIV_ROUND_UP() kernel macro.

Signed-off-by: Zheng Yongjun <zhengyongjun3@xxxxxxxxxx>
---
drivers/misc/kgdbts.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
index 945701bce553..cd086921a792 100644
--- a/drivers/misc/kgdbts.c
+++ b/drivers/misc/kgdbts.c
@@ -139,9 +139,8 @@ static int restart_from_top_after_write;
static int sstep_state;

/* Storage for the registers, in GDB format. */
-static unsigned long kgdbts_gdb_regs[(NUMREGBYTES +
- sizeof(unsigned long) - 1) /
- sizeof(unsigned long)];
+static unsigned long kgdbts_gdb_regs[DIV_ROUND_UP(NUMREGBYTES,
+ sizeof(unsigned long)i)];
static struct pt_regs kgdbts_regs;

/* -1 = init not run yet, 0 = unconfigured, 1 = configured. */
--
2.22.0