6.12-stable review patch. If anyone has any objections, please let me know.
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From: Hongbo Yao andy.xu@hj-micro.com
[ Upstream commit fc5106088d6db75df61308ef6de314d1f7959646 ]
Add missing platform_set_drvdata in arm_ni_probe(), otherwise calling platform_get_drvdata() in remove returns NULL.
Fixes: 4d5a7680f2b4 ("perf: Add driver for Arm NI-700 interconnect PMU") Signed-off-by: Hongbo Yao andy.xu@hj-micro.com Reviewed-by: Robin Murphy robin.murphy@arm.com Link: https://lore.kernel.org/r/20250401054248.3985814-1-andy.xu@hj-micro.com Signed-off-by: Will Deacon will@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/perf/arm-ni.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/perf/arm-ni.c b/drivers/perf/arm-ni.c index 3f3d2e0f91fa7..b87d3a9ba7d54 100644 --- a/drivers/perf/arm-ni.c +++ b/drivers/perf/arm-ni.c @@ -661,6 +661,7 @@ static int arm_ni_probe(struct platform_device *pdev) ni->num_cds = num_cds; ni->part = part; ni->id = atomic_fetch_inc(&id); + platform_set_drvdata(pdev, ni);
for (int v = 0; v < cfg.num_components; v++) { reg = readl_relaxed(cfg.base + NI_CHILD_PTR(v));