diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2021-12-17 17:59:08 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2022-01-04 16:58:17 +0300 |
| commit | 2da56881a7f8fdd887e6c2d250db58f1abdad0b6 (patch) | |
| tree | 8481af3442930bad8674a97b00ea54bfff56a3a0 /drivers/perf/marvell_cn10k_tad_pmu.c | |
| parent | 527a7f52529fd661d200e6c4412b6d2528d1a6e8 (diff) | |
| download | linux-2da56881a7f8fdd887e6c2d250db58f1abdad0b6.tar.xz | |
drivers: perf: marvell_cn10k: fix an IS_ERR() vs NULL check
The devm_ioremap() function does not return error pointers. It returns
NULL.
Fixes: 036a7584bede ("drivers: perf: Add LLC-TAD perf counter support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20211217145907.GA16611@kili
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf/marvell_cn10k_tad_pmu.c')
| -rw-r--r-- | drivers/perf/marvell_cn10k_tad_pmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/perf/marvell_cn10k_tad_pmu.c b/drivers/perf/marvell_cn10k_tad_pmu.c index 250dd4c52d70..7f4d292658e3 100644 --- a/drivers/perf/marvell_cn10k_tad_pmu.c +++ b/drivers/perf/marvell_cn10k_tad_pmu.c @@ -312,7 +312,7 @@ static int tad_pmu_probe(struct platform_device *pdev) regions[i].base = devm_ioremap(&pdev->dev, res->start, tad_pmu_page_size); - if (IS_ERR(regions[i].base)) { + if (!regions[i].base) { dev_err(&pdev->dev, "TAD%d ioremap fail\n", i); return -ENOMEM; } |