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greybus: svc: use kzalloc_flex

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Avoid manual sizeof math by using the proper helper.

Also use struct_size for the buffer size.

Signed-off-by: Rosen Penev <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Rosen Penev authored and Greg Kroah-Hartman committed 2026-04-02 15:55:01 +02:00
1 parent 41837c1dea
commit 8ca3d3b1c3
1 file changed
+2 -3
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drivers/greybus/svc.c
+2 -3
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@@ -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;