Don't hang if there is no /cpus node in the device tree.

2012-05-11 04:18:39 +00:00 · 2012-05-11 04:18:39 +00:00 · 9b1cb34ced
commit 9b1cb34ced
parent 87ba494b0e
1 changed files with 2 additions and 0 deletions
--- a/sys/boot/fdt/fdt_loader_cmd.c
+++ b/sys/boot/fdt/fdt_loader_cmd.c
@ -317,6 +317,8 @@ fixup_cpubusfreqs(unsigned long cpufreq, unsigned long busfreq)

 	/* We want to modify every subnode of /cpus */
 	o = fdt_path_offset(fdtp, "/cpus");
+	if (o < 0)
+		return;

 	/* maxo should contain offset of node next to /cpus */
 	depth = 0;