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authorMauro Carvalho Chehab <mchehab@s-opensource.com>2017-06-07 07:50:43 -0300
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-06-07 07:50:49 -0300
commit42654ebad0c7f54768068e5daa7a6a44ba43c738 (patch)
tree1405dcdb4ee204abd2f61c4ab6fc8f99c3044557 /drivers/of/fdt.c
parent6fb05e0dd32e566facb96ea61a48c7488daa5ac3 (diff)
parent963761a0b2e85663ee4a5630f72930885a06598a (diff)
Merge tag 'media/v4.12-2' into patchwork
media fixes for v4.12-rc4 * tag 'media/v4.12-2': (598 commits) [media] rc-core: race condition during ir_raw_event_register() [media] cec: drop MEDIA_CEC_DEBUG [media] cec: rename MEDIA_CEC_NOTIFIER to CEC_NOTIFIER [media] cec: select CEC_CORE instead of depend on it [media] rainshadow-cec: ensure exit_loop is intialized [media] atomisp: don't treat warnings as errors Linux 4.12-rc3 x86/ftrace: Make sure that ftrace trampolines are not RWX x86/mm/ftrace: Do not bug in early boot on irqs_disabled in cpu_flush_range() selftests/ftrace: Add a testcase for many kprobe events kprobes/x86: Fix to set RWX bits correctly before releasing trampoline ftrace: Fix memory leak in ftrace_graph_release() ipv4: add reference counting to metrics net: ethernet: ax88796: don't call free_irq without request_irq first ip6_tunnel, ip6_gre: fix setting of DSCP on encapsulated packets sctp: fix ICMP processing if skb is non-linear net: llc: add lock_sock in llc_ui_bind to avoid a race condition PCI/msi: fix the pci_alloc_irq_vectors_affinity stub blk-mq: Only register debugfs attributes for blk-mq queues x86/timers: Move simple_udelay_calibration past init_hypervisor_platform ... Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/of/fdt.c')
-rw-r--r--drivers/of/fdt.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 3080d9dd031d..43bd69dceabf 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -507,6 +507,9 @@ void *__unflatten_device_tree(const void *blob,
/* Allocate memory for the expanded device tree */
mem = dt_alloc(size + 4, __alignof__(struct device_node));
+ if (!mem)
+ return NULL;
+
memset(mem, 0, size);
*(__be32 *)(mem + size) = cpu_to_be32(0xdeadbeef);