From: Rosen Penev <rosenp@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Johan Hovold <johan@kernel.org>, Alex Elder <elder@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
greybus-dev@lists.linaro.org (moderated list:GREYBUS SUBSYSTEM)
Subject: [PATCH] greybus: svc: use kzalloc_flex
Date: Mon, 16 Mar 2026 20:14:58 -0700 [thread overview]
Message-ID: <20260317031458.93315-1-rosenp@gmail.com> (raw)
Avoid manual sizeof math by using the proper helper.
Also use struct_size for the buffer size.
Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
drivers/greybus/svc.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/greybus/svc.c b/drivers/greybus/svc.c
index 1b854f53f21e..490577731a19 100644
--- a/drivers/greybus/svc.c
+++ b/drivers/greybus/svc.c
@@ -775,10 +775,9 @@ static void gb_svc_pwrmon_debugfs_init(struct gb_svc *svc)
if (!rail_count || rail_count > GB_SVC_PWRMON_MAX_RAIL_COUNT)
goto err_pwrmon_debugfs;
- bufsize = sizeof(*rail_names) +
- GB_SVC_PWRMON_RAIL_NAME_BUFSIZE * rail_count;
+ bufsize = struct_size(rail_names, name, rail_count);
- rail_names = kzalloc(bufsize, GFP_KERNEL);
+ rail_names = kzalloc_flex(*rail_names, name, rail_count);
if (!rail_names)
goto err_pwrmon_debugfs;
--
2.53.0
reply other threads:[~2026-03-17 3:15 UTC|newest]
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