From: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
To: mingo@kernel.org
Cc: linux-kernel@vger.kernel.org,
"Jiri Slaby (SUSE)" <jirislaby@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
"Liang, Kan" <kan.liang@linux.intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, linux-perf-users@vger.kernel.org
Subject: [PATCH] perf/x86/intel/uncore: remove dead check
Date: Thu, 31 Jul 2025 11:58:30 +0200 [thread overview]
Message-ID: <20250731095830.2466139-1-jirislaby@kernel.org> (raw)
pmu cannot be NULL as is taken as a pointer to an array. Remove the
superfluous NULL check.
Found by Coverity: CID#1497507.
Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: "Liang, Kan" <kan.liang@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
---
Cc: x86@kernel.org
Cc: linux-perf-users@vger.kernel.org
---
arch/x86/events/intel/uncore.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index a762f7f5b161..9c08d86ea53a 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -1325,8 +1325,6 @@ static void uncore_pci_sub_driver_init(void)
continue;
pmu = &type->pmus[UNCORE_PCI_DEV_IDX(ids->driver_data)];
- if (!pmu)
- continue;
if (uncore_pci_get_dev_die_info(pci_sub_dev, &die))
continue;
--
2.50.1
reply other threads:[~2025-07-31 9:58 UTC|newest]
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