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authorScott Wood <scottwood@freescale.com>2007-08-21 02:36:59 +1000
committerPaul Mackerras <paulus@samba.org>2007-08-22 15:21:47 +1000
commit804ace8881d211ac448082e871dd312132393049 (patch)
treef1207f6b942cc6cb05ef916152101b3ce07a1a05 /include
parent12cdac34c6e90d887de23ab9747185731cba254a (diff)
[POWERPC] Use strcasecmp() rather than strncasecmp() when determining device node compatibility
The current code assumes "foo-bar" must always be compatible with a node compatible with "foo", which breaks device trees where this is not so. The "case" part is also wrong according to Open Firmware, but it's more likely to have drivers and/or device trees depending on it, and thus needs to be handled more carefully. Signed-off-by: Scott Wood <scottwood@freescale.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-powerpc/prom.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h
index 920b75620f7..925e2d384bb 100644
--- a/include/asm-powerpc/prom.h
+++ b/include/asm-powerpc/prom.h
@@ -24,7 +24,7 @@
#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 1
#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
-#define of_compat_cmp(s1, s2, l) strncasecmp((s1), (s2), (l))
+#define of_compat_cmp(s1, s2, l) strcasecmp((s1), (s2))
#define of_prop_cmp(s1, s2) strcmp((s1), (s2))
#define of_node_cmp(s1, s2) strcasecmp((s1), (s2))