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authorLaurentiu Tudor <b10716@freescale.com>2014-08-27 16:09:39 +0200
committerGrant Likely <grant.likely@linaro.org>2014-09-08 16:57:26 +0200
commit7dbe5849fb50fc9b5b77a8f590c87a577ddc9bb6 (patch)
tree9671581b49986f4fedaafe72b8ca45c949e7ab54 /drivers/of
parentof: Documentation regarding attaching OF Selftest testdata (diff)
downloadlinux-7dbe5849fb50fc9b5b77a8f590c87a577ddc9bb6.tar.xz
linux-7dbe5849fb50fc9b5b77a8f590c87a577ddc9bb6.zip
of: make sure of_alias is initialized before accessing it
Simply swap of_alias and of_chosen initialization so that of_alias ends up read first. This must be done because it is accessed couple of lines below when trying to initialize the of_stdout using the alias based legacy method. [Fixes a752ee5 - tty: Update hypervisor tty drivers to use core stdout parsing code] Signed-off-by: Laurentiu Tudor <Laurentiu.Tudor@freescale.com> [glikely: Don't move the 'if (!of_aliases)' test] Signed-off-by: Grant Likely <grant.likely@linaro.org>
Diffstat (limited to 'drivers/of')
-rw-r--r--drivers/of/base.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/of/base.c b/drivers/of/base.c
index 7af64c48ca42..293ed4b687ba 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1859,6 +1859,7 @@ void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align))
{
struct property *pp;
+ of_aliases = of_find_node_by_path("/aliases");
of_chosen = of_find_node_by_path("/chosen");
if (of_chosen == NULL)
of_chosen = of_find_node_by_path("/chosen@0");
@@ -1874,7 +1875,6 @@ void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align))
of_stdout = of_find_node_by_path(name);
}
- of_aliases = of_find_node_by_path("/aliases");
if (!of_aliases)
return;