From a88340dfcf8a34cf7fe000c619d01e1d0f0a442a Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Tue, 11 Nov 2014 10:46:20 -0700
Subject: [PATCH] dm: fdt: Correct handling of aliases with embedded digits
Since we scan from left to right looking for the first digit, "i2c0" returns
2 instead of 0 for the alias number. Adjust the code to scan from right to
left instead.
Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Tom Rini <trini@ti.com>
---
lib/fdtdec.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index 9714620ab3..da6ef6b58b 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -355,9 +355,9 @@ int fdtdec_get_alias_seq(const void *blob, const char *base, int offset,
slash = strrchr(prop, '/');
if (strcmp(slash + 1, find_name))
continue;
- for (p = name; *p; p++) {
- if (isdigit(*p)) {
- *seqp = simple_strtoul(p, NULL, 10);
+ for (p = name + strlen(name) - 1; p > name; p--) {
+ if (!isdigit(*p)) {
+ *seqp = simple_strtoul(p + 1, NULL, 10);
debug("Found seq %d\n", *seqp);
return 0;
}
--
2.39.5