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authorAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-05-30 14:45:06 +0200
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-05-30 14:45:06 +0200
commita19b0dd62d7b8efc658fa1aa685ff5665878f3ee (patch)
tree1fadf0fb3da83203ba28f209ec99e1b33e03f4d5 /lib
parent60985bba58e7695dac1fddae8cdbb62d8cfd1254 (diff)
parenta71d45d706a5b51c348160163b6c159632273fed (diff)
downloadu-boot-a19b0dd62d7b8efc658fa1aa685ff5665878f3ee.tar.gz
u-boot-a19b0dd62d7b8efc658fa1aa685ff5665878f3ee.tar.xz
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Merge branch 'u-boot/master' into 'u-boot-arm/master'
Conflicts: common/cmd_fpga.c drivers/usb/host/ohci-at91.c
Diffstat (limited to 'lib')
-rw-r--r--lib/hashtable.c6
-rw-r--r--lib/libfdt/fdt.c28
-rw-r--r--lib/libfdt/fdt_ro.c5
3 files changed, 36 insertions, 3 deletions
diff --git a/lib/hashtable.c b/lib/hashtable.c
index 6050dd0829..4cdbc95329 100644
--- a/lib/hashtable.c
+++ b/lib/hashtable.c
@@ -901,6 +901,12 @@ int himport_r(struct hsearch_data *htab,
*sp++ = '\0'; /* terminate value */
++dp;
+ if (*name == 0) {
+ debug("INSERT: unable to use an empty key\n");
+ __set_errno(EINVAL);
+ return 0;
+ }
+
/* Skip variables which are not supposed to be processed */
if (!drop_var_from_set(name, nvars, localvars))
continue;
diff --git a/lib/libfdt/fdt.c b/lib/libfdt/fdt.c
index 387e3544b7..154e9a4461 100644
--- a/lib/libfdt/fdt.c
+++ b/lib/libfdt/fdt.c
@@ -202,6 +202,34 @@ int fdt_next_node(const void *fdt, int offset, int *depth)
return offset;
}
+int fdt_first_subnode(const void *fdt, int offset)
+{
+ int depth = 0;
+
+ offset = fdt_next_node(fdt, offset, &depth);
+ if (offset < 0 || depth != 1)
+ return -FDT_ERR_NOTFOUND;
+
+ return offset;
+}
+
+int fdt_next_subnode(const void *fdt, int offset)
+{
+ int depth = 1;
+
+ /*
+ * With respect to the parent, the depth of the next subnode will be
+ * the same as the last.
+ */
+ do {
+ offset = fdt_next_node(fdt, offset, &depth);
+ if (offset < 0 || depth < 1)
+ return -FDT_ERR_NOTFOUND;
+ } while (depth > 1);
+
+ return offset;
+}
+
const char *_fdt_find_string(const char *strtab, int tabsize, const char *s)
{
int len = strlen(s) + 1;
diff --git a/lib/libfdt/fdt_ro.c b/lib/libfdt/fdt_ro.c
index 1a461c3e97..b65f4e23ad 100644
--- a/lib/libfdt/fdt_ro.c
+++ b/lib/libfdt/fdt_ro.c
@@ -519,8 +519,7 @@ int fdt_node_offset_by_phandle(const void *fdt, uint32_t phandle)
return offset; /* error from fdt_next_node() */
}
-static int _fdt_stringlist_contains(const char *strlist, int listlen,
- const char *str)
+int fdt_stringlist_contains(const char *strlist, int listlen, const char *str)
{
int len = strlen(str);
const char *p;
@@ -546,7 +545,7 @@ int fdt_node_check_compatible(const void *fdt, int nodeoffset,
prop = fdt_getprop(fdt, nodeoffset, "compatible", &len);
if (!prop)
return len;
- if (_fdt_stringlist_contains(prop, len, compatible))
+ if (fdt_stringlist_contains(prop, len, compatible))
return 0;
else
return 1;