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author | Marek Vasut <marek.vasut@gmail.com> | 2018-05-24 16:36:23 +0200 |
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committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2018-05-24 18:40:05 +0100 |
commit | 0bbf6b9230df602616a6c6f5861e8964e9162f4a (patch) | |
tree | c7de2e8e77ff4b2d2c1164409ca5f5393af01f91 /drivers/pci/controller/pcie-cadence.c | |
parent | 1aea58be739816f05232c64f970784d75a84cd96 (diff) |
PCI: rcar: Remove IRQ mappings in rcar_pcie_enable_msi() failpath
The rcar_pcie_enable_msi() creates IRQ mappings using irq_create_mapping()
before requesting the IRQs using devm_request_irq(). If devm_request_irq()
fails for some reason, rcar_pcie_enable_msi() does not remove the mapping.
Pull out the code for disposing IRQ mappings from rcar_pcie_teardown_msi()
into a separate function and call it from both rcar_pcie_teardown_msi()
and rcar_pcie_enable_msi() failpath to remove the mappings correctly.
Reported-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Phil Edworthy <phil.edworthy@renesas.com>
Cc: Simon Horman <horms+renesas@verge.net.au>
Cc: Wolfram Sang <wsa@the-dreams.de>
Cc: linux-renesas-soc@vger.kernel.org
Diffstat (limited to 'drivers/pci/controller/pcie-cadence.c')
0 files changed, 0 insertions, 0 deletions