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author | Antony Pavlov <antonynpavlov@gmail.com> | 2018-09-13 00:00:06 +0300 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-09-17 09:33:54 +0200 |
commit | 183d018fc35383676f8cd8c449ee2570a8233025 (patch) | |
tree | 0278bfd1bcc76ab9706ea6c909601fd1439a67df | |
parent | 94c6c854159203a3d437d15ea285ac1e80ed5460 (diff) | |
download | barebox-183d018fc35383676f8cd8c449ee2570a8233025.tar.gz barebox-183d018fc35383676f8cd8c449ee2570a8233025.tar.xz |
pci_of_match_device: don't crash on MIPS Malta
In arch/mips/mach-malta/pci.c PCI controller is instantiated
without dt and struct pci_controller parent field is NULL.
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r-- | drivers/pci/pci.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index d206c53848..7abc7a3439 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -339,7 +339,7 @@ pci_of_match_device(struct device_d *parent, unsigned int devfn) struct device_node *np; u32 reg; - if (!IS_ENABLED(CONFIG_OFTREE) || !parent->device_node) + if (!IS_ENABLED(CONFIG_OFTREE) || !parent || !parent->device_node) return NULL; for_each_child_of_node(parent->device_node, np) { |