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DeviceTree fixes for 4.14: 

- Fix memory leak in error case of of_console_check
 
 - Increase number of reserved memory regions to 32. 16 was not enough on
   some Power systems.
 
 - Fix OF node refcounting for of_fwnode_graph_get_port_parent
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Merge tag 'devicetree-fixes-for-4.14-2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull DeviceTree fixes from Rob Herring:

 - Fix memory leak in error case of of_console_check

 - Increase number of reserved memory regions to 32. 16 was not enough
   on some Power systems.

 - Fix OF node refcounting for of_fwnode_graph_get_port_parent

* tag 'devicetree-fixes-for-4.14-2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  device property: preserve usecount for node passed to of_fwnode_graph_get_port_parent()
  drivers: of: increase MAX_RESERVED_REGIONS to 32
  of: do not leak console options
This commit is contained in:
Linus Torvalds 2017-10-13 11:44:09 -07:00
parent e18e884445 3314c6bdd2
commit 0c080ceee7
3 changed files with 8 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/of/base.c
View File

@ -1781,8 +1781,12 @@ bool of_console_check(struct device_node *dn, char *name, int index)
{
if (!dn || dn != of_stdout || console_set_on_cmdline)
return false;
return !add_preferred_console(name, index,
kstrdup(of_stdout_options, GFP_KERNEL));
/*
* XXX: cast `options' to char pointer to suppress complication
* warnings: printk, UART and console drivers expect char pointer.
*/
return !add_preferred_console(name, index, (char *)of_stdout_options);
}
EXPORT_SYMBOL_GPL(of_console_check);

2
drivers/of/of_reserved_mem.c
View File

@ -25,7 +25,7 @@
#include <linux/sort.h>
#include <linux/slab.h>
#define MAX_RESERVED_REGIONS 16
#define MAX_RESERVED_REGIONS 32
static struct reserved_mem reserved_mem[MAX_RESERVED_REGIONS];
static int reserved_mem_count;

2
drivers/of/property.c
View File

@ -954,7 +954,7 @@ of_fwnode_graph_get_port_parent(struct fwnode_handle *fwnode)
struct device_node *np;
/* Get the parent of the port */
np = of_get_next_parent(to_of_node(fwnode));
np = of_get_parent(to_of_node(fwnode));
if (!np)
return NULL;