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authorPeter Maydell <peter.maydell@linaro.org>2016-04-25 11:15:53 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-04-25 11:15:53 +0100
commit3123bd8ebf3749be5b6ef815229c8c9dfb13c16d (patch)
treee9e930f53c129f93eddec95deb789b8f9b3d8e4d
parent53343338a6e7b83777b82803398572b40afc8c0f (diff)
parentda34fed707a3a3ffa229f4e724aea06da1b53fb0 (diff)
Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-2.6-20160423' into staging
ppc patch queue for 2016-03-23 A single fix for a bug in parameter handling for the spapr PCI host bridge. # gpg: Signature made Sat 23 Apr 2016 07:55:29 BST using RSA key ID 20D9B392 # gpg: Good signature from "David Gibson <david@gibson.dropbear.id.au>" # gpg: aka "David Gibson (Red Hat) <dgibson@redhat.com>" # gpg: aka "David Gibson (ozlabs.org) <dgibson@ozlabs.org>" # gpg: WARNING: This key is not certified with sufficiently trusted signatures! # gpg: It is not certain that the signature belongs to the owner. # Primary key fingerprint: 75F4 6586 AE61 A66C C44E 87DC 6C38 CACA 20D9 B392 * remotes/dgibson/tags/ppc-for-2.6-20160423: hw/ppc/spapr: Fix crash when specifying bad parameters to spapr-pci-host-bridge Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--hw/ppc/spapr.c9
-rw-r--r--hw/ppc/spapr_pci.c3
2 files changed, 7 insertions, 5 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index feaab08c3d..b69995e0dc 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -940,11 +940,10 @@ static void spapr_finalize_fdt(sPAPRMachineState *spapr,
QLIST_FOREACH(phb, &spapr->phbs, list) {
ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt);
- }
-
- if (ret < 0) {
- fprintf(stderr, "couldn't setup PCI devices in fdt\n");
- exit(1);
+ if (ret < 0) {
+ error_report("couldn't setup PCI devices in fdt");
+ exit(1);
+ }
}
/* RTAS */
diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c
index 8c20d34cdd..573e635bfb 100644
--- a/hw/ppc/spapr_pci.c
+++ b/hw/ppc/spapr_pci.c
@@ -1816,6 +1816,9 @@ int spapr_populate_pci_dt(sPAPRPHBState *phb,
sizeof(interrupt_map)));
tcet = spapr_tce_find_by_liobn(SPAPR_PCI_LIOBN(phb->index, 0));
+ if (!tcet) {
+ return -1;
+ }
spapr_dma_dt(fdt, bus_off, "ibm,dma-window",
tcet->liobn, tcet->bus_offset,
tcet->nb_table << tcet->page_shift);