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Re: [PATCH 4.4 17/91] drm: rcar-du: Simplify and fix probe error handling

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On Fri, 2017-08-04 at 16:15 -0700, Greg Kroah-Hartman wrote:
[...]
> @@ -291,6 +290,15 @@ static int rcar_du_probe(struct platform
>  	rcdu->dev = &pdev->dev;
>  	rcdu->info = of_match_device(rcar_du_of_table, rcdu->dev)->data;
>  
> +	platform_set_drvdata(pdev, rcdu);
> +
> +	/* I/O resources */
> +	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> +	rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem);
> +	if (IS_ERR(rcdu->mmio))
> +		ret = PTR_ERR(rcdu->mmio);
[...]

Last line above should be:

		return PTR_ERR(rcdu->mmio);

This is an error introduced in the backport, not the upstream commit.

Ben.

-- 
Ben Hutchings
Software Developer, Codethink Ltd.

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[PATCH 4.4 00/91] 4.4.80-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 23/91] nfc: fdp: fix NULL pointer dereference Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 38/91] libnvdimm, btt: fix btt_rw_page not returning errors Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 06/91] md/raid5: add thread_group worker async_tx_issue_pending_all Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 04/91] powerpc/pseries: Fix of_node_put() underflow during reconfig remove Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 26/91] isdn/i4l: fix buffer overflow Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 29/91] mailbox: always wait in mbox_send_message for blocking Tx mode Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 05/91] crypto: authencesn - Fix digest_null crash Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 28/91] wil6210: fix deadlock when using fw_no_recovery option Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 54/91] x86/mce/AMD: Make the init code more robust Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 62/91] irqchip/keystone: Fix "scheduling while atomic" on rt Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 53/91] tpm: Replace device number bitmap with IDR Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 47/91] pstore: Use dynamic spinlock initializer Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 17/91] drm: rcar-du: Simplify and fix probe error handling Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
    Re: [PATCH 4.4 17/91] drm: rcar-du: Simplify and fix probe error  handling Ben Hutchings <ben.hutchings@codethink.co.uk> - 2017-08-07 17:20 +0200
      Re: [PATCH 4.4 17/91] drm: rcar-du: Simplify and fix probe error  handling Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-08 18:30 +0200
  [PATCH 4.4 34/91] kaweth: fix oops upon failed memory allocation Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 07/91] drm/vmwgfx: Fix gcc-7.1.1 warning Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 25/91] isdn: Fix a sleep-in-atomic bug Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 39/91] ipmi/watchdog: fix watchdog timeout set on reboot Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 36/91] PM / Domains: defer dev_pm_domain_set() until genpd->attach_dev succeeds if present Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 03/91] net: reduce skb_warn_bad_offload() noise Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 32/91] mpt3sas: Dont overreach ioc->reply_post[] during initialization Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 08/91] drm/nouveau/bar/gf100: fix access to upper half of BAR2 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 27/91] ath10k: fix null deref on wmi-tlv when trying spectral scan Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 09/91] KVM: PPC: Book3S HV: Context-switch EBB registers properly Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 60/91] drm/msm: Verify that MSM_SUBMIT_BO_FLAGS are set Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 22/91] xfs: dont BUG() on mixed direct and mapped I/O Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:00 +0200
  [PATCH 4.4 15/91] drm/rcar: Nuke preclose hook Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:10 +0200
  [PATCH 4.4 18/91] perf intel-pt: Fix ip compression Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:10 +0200
  [PATCH 4.4 13/91] Revert "powerpc/numa: Fix percpu allocations to be NUMA aware" Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:10 +0200
  [PATCH 4.4 11/91] KVM: PPC: Book3S HV: Reload HTM registers explicitly Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:10 +0200
  [PATCH 4.4 14/91] Staging: comedi: comedi_fops: Avoid orphaned proc entry Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:10 +0200
  [PATCH 4.4 16/91] drm: rcar-du: Perform initialization/cleanup at probe/remove time Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:10 +0200
  [PATCH 4.4 19/91] perf intel-pt: Fix last_ip usage Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:10 +0200
  [PATCH 4.4 10/91] KVM: PPC: Book3S HV: Restore critical SPRs to host values on guest exit Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-08-05 02:10 +0200
  Re: [PATCH 4.4 00/91] 4.4.80-stable review Shuah Khan <shuahkh@osg.samsung.com> - 2017-08-05 04:00 +0200
  Re: [PATCH 4.4 00/91] 4.4.80-stable review Guenter Roeck <linux@roeck-us.net> - 2017-08-05 08:20 +0200

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