I noticed, when trying to use, e.g.,
node = find_node_by_prop_value(prev, "booleanprop", "", 0))
to search for all nodes with a certain boolean property, that memcmp()
returns garbage when comparing zero bytes. It should return zero.
Index: arch/powerpc/boot/string.S
===================================================================
retrieving revision 1.1.1.1
diff -u -r1.1.1.1 string.S
--- arch/powerpc/boot/string.S 11 Oct 2008 02:51:35 -0000 1.1.1.1
+++ arch/powerpc/boot/string.S 17 Oct 2008 19:11:18 -0000
@@ -235,7 +235,7 @@
.globl memcmp
memcmp:
cmpwi 0,r5,0
- blelr
+ ble 2f
mtctr r5
addi r6,r3,-1
addi r4,r4,-1
@@ -243,6 +243,8 @@
lbzu r0,1(r4)
subf. r3,r0,r3
bdnzt 2,1b
+ blr
+2: li r3,0
blr
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