lkml.org 
[lkml]   [2018]   [Dec]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH] perfmon: use ARRAY_SIZE() macro
Use ARRAY_SIZE instead of dividing sizeof array with sizeof an element
or, as in this particular case, sizeof the structure name.

This issue was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
arch/ia64/kernel/perfmon.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 46bff1661836..b39df5078e19 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -4644,7 +4644,7 @@ static pfm_cmd_desc_t pfm_cmd_tab[]={
/* 32 */PFM_CMD(pfm_write_ibrs, PFM_CMD_PCLRWS, PFM_CMD_ARG_MANY, pfarg_dbreg_t, NULL),
/* 33 */PFM_CMD(pfm_write_dbrs, PFM_CMD_PCLRWS, PFM_CMD_ARG_MANY, pfarg_dbreg_t, NULL)
};
-#define PFM_CMD_COUNT (sizeof(pfm_cmd_tab)/sizeof(pfm_cmd_desc_t))
+#define PFM_CMD_COUNT ARRAY_SIZE(pfm_cmd_tab)

static int
pfm_check_task_state(pfm_context_t *ctx, int cmd, unsigned long flags)
--
2.20.1
\
 
 \ /
  Last update: 2018-12-25 04:00    [W:0.041 / U:0.428 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site