From 67c0a487efa542cca9477ea84915db2e091f98d0 Mon Sep 17 00:00:00 2001 From: Ben Horgan Date: Tue, 14 Apr 2026 14:27:56 +0100 Subject: [PATCH] arm_mpam: resctrl: Fix the check for no monitor components found Dan Carpenter reports that, in mpam_resctrl_alloc_domain(), any_mon_comp is used in an 'if' condition when it may be uninitialized. Initialize it to NULL so that the check behaves correctly when no monitor components are found. Reported-by: Dan Carpenter Fixes: 264c285999fc ("arm_mpam: resctrl: Add monitor initialisation and domain boilerplate") Signed-off-by: Ben Horgan Reviewed-by: Gavin Shan Signed-off-by: James Morse --- drivers/resctrl/mpam_resctrl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/resctrl/mpam_resctrl.c b/drivers/resctrl/mpam_resctrl.c index 4205fb2ee312..1b0b37da12af 100644 --- a/drivers/resctrl/mpam_resctrl.c +++ b/drivers/resctrl/mpam_resctrl.c @@ -1407,7 +1407,7 @@ mpam_resctrl_alloc_domain(unsigned int cpu, struct mpam_resctrl_res *res) } if (r->mon_capable) { - struct mpam_component *any_mon_comp; + struct mpam_component *any_mon_comp = NULL; struct mpam_resctrl_mon *mon; enum resctrl_event_id eventid;