Message ID | 1338940402-28502-2-git-send-email-agraf@suse.de |
---|---|
State | New |
Headers | show |
On Wed, 2012-06-06 at 01:52 +0200, Alexander Graf wrote: > Our subnode creation helper can't handle creation of root subnodes, > like "/memory". Fix this by allowing the parent node to be an empty > string, indicating the root node. > > Signed-off-by: Alexander Graf <agraf@suse.de> Reviewed-by: Peter Crosthwaite <peter.crosthwaite@petalogix.com> > --- > device_tree.c | 7 ++++++- > 1 files changed, 6 insertions(+), 1 deletions(-) > > diff --git a/device_tree.c b/device_tree.c > index 86a694c..94a239e 100644 > --- a/device_tree.c > +++ b/device_tree.c > @@ -151,6 +151,7 @@ int qemu_devtree_add_subnode(void *fdt, const char *name) > char *dupname = g_strdup(name); > char *basename = strrchr(dupname, '/'); > int retval; > + int parent = 0; > > if (!basename) { > g_free(dupname); > @@ -160,7 +161,11 @@ int qemu_devtree_add_subnode(void *fdt, const char *name) > basename[0] = '\0'; > basename++; > > - retval = fdt_add_subnode(fdt, findnode_nofail(fdt, dupname), basename); > + if (dupname[0]) { > + parent = findnode_nofail(fdt, dupname); > + } > + > + retval = fdt_add_subnode(fdt, parent, basename); > if (retval < 0) { > fprintf(stderr, "FDT: Failed to create subnode %s: %s\n", name, > fdt_strerror(retval));
diff --git a/device_tree.c b/device_tree.c index 86a694c..94a239e 100644 --- a/device_tree.c +++ b/device_tree.c @@ -151,6 +151,7 @@ int qemu_devtree_add_subnode(void *fdt, const char *name) char *dupname = g_strdup(name); char *basename = strrchr(dupname, '/'); int retval; + int parent = 0; if (!basename) { g_free(dupname); @@ -160,7 +161,11 @@ int qemu_devtree_add_subnode(void *fdt, const char *name) basename[0] = '\0'; basename++; - retval = fdt_add_subnode(fdt, findnode_nofail(fdt, dupname), basename); + if (dupname[0]) { + parent = findnode_nofail(fdt, dupname); + } + + retval = fdt_add_subnode(fdt, parent, basename); if (retval < 0) { fprintf(stderr, "FDT: Failed to create subnode %s: %s\n", name, fdt_strerror(retval));
Our subnode creation helper can't handle creation of root subnodes, like "/memory". Fix this by allowing the parent node to be an empty string, indicating the root node. Signed-off-by: Alexander Graf <agraf@suse.de> --- device_tree.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-)