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Also use struct_size for the buffer size. Signed-off-by: Rosen Penev --- 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; =20 - bufsize =3D sizeof(*rail_names) + - GB_SVC_PWRMON_RAIL_NAME_BUFSIZE * rail_count; + bufsize =3D struct_size(rail_names, name, rail_count); =20 - rail_names =3D kzalloc(bufsize, GFP_KERNEL); + rail_names =3D kzalloc_flex(*rail_names, name, rail_count); if (!rail_names) goto err_pwrmon_debugfs; =20 --=20 2.53.0