image: Convert to use fdt_for_each_subnode macro

Use fdt_for_each_subnode macro to simplify the code a bit.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Simon Glass <sjg@chromium.org>

diff --git a/common/image-fit.c b/common/image-fit.c
index b47d11024f2beb007d049bc0cb54a43268d8bde1..778d2a148be67b921be72fb58a155a0813cccdc9 100644 (file)
--- a/common/image-fit.c
+++ b/common/image-fit.c
@@ -1010,9 +1010,7 @@ int fit_image_verify(const void *fit, int image_noffset)
        }
 
        /* Process all hash subnodes of the component image node */
-       for (noffset = fdt_first_subnode(fit, image_noffset);
-            noffset >= 0;
-            noffset = fdt_next_subnode(fit, noffset)) {
+       fdt_for_each_subnode(fit, noffset, image_noffset) {
                const char *name = fit_get_name(fit, noffset, NULL);
 
                /*

diff --git a/common/image-sig.c b/common/image-sig.c
index 2c9f0cdf7ae3996b5c57bbe74b9ff7ee5cea58d7..eda5e1353ab0add00db84fd00a53590ac28238cc 100644 (file)
--- a/common/image-sig.c
+++ b/common/image-sig.c
@@ -212,9 +212,7 @@ static int fit_image_verify_sig(const void *fit, int image_noffset,
        int ret;
 
        /* Process all hash subnodes of the component image node */
-       for (noffset = fdt_first_subnode(fit, image_noffset);
-            noffset >= 0;
-            noffset = fdt_next_subnode(fit, noffset)) {
+       fdt_for_each_subnode(fit, noffset, image_noffset) {
                const char *name = fit_get_name(fit, noffset, NULL);
 
                if (!strncmp(name, FIT_SIG_NODENAME,
@@ -262,9 +260,7 @@ int fit_image_verify_required_sigs(const void *fit, int image_noffset,
                return 0;
        }
 
-       for (noffset = fdt_first_subnode(sig_blob, sig_node);
-            noffset >= 0;
-            noffset = fdt_next_subnode(sig_blob, noffset)) {
+       fdt_for_each_subnode(sig_blob, noffset, sig_node) {
                const char *required;
                int ret;
 
@@ -397,9 +393,7 @@ static int fit_config_verify_sig(const void *fit, int conf_noffset,
        int ret;
 
        /* Process all hash subnodes of the component conf node */
-       for (noffset = fdt_first_subnode(fit, conf_noffset);
-            noffset >= 0;
-            noffset = fdt_next_subnode(fit, noffset)) {
+       fdt_for_each_subnode(fit, noffset, conf_noffset) {
                const char *name = fit_get_name(fit, noffset, NULL);
 
                if (!strncmp(name, FIT_SIG_NODENAME,
@@ -444,9 +438,7 @@ int fit_config_verify_required_sigs(const void *fit, int conf_noffset,
                return 0;
        }
 
-       for (noffset = fdt_first_subnode(sig_blob, sig_node);
-            noffset >= 0;
-            noffset = fdt_next_subnode(sig_blob, noffset)) {
+       fdt_for_each_subnode(sig_blob, noffset, sig_node) {
                const char *required;
                int ret;