From: Stuart Yoder Date: Fri, 23 Jul 2010 18:42:44 +0000 (-0500) Subject: of/flattree: fix of_flat_dt_is_compatible() to match the full compatible string X-Git-Tag: v2.6.36-rc1~543^2~7 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=883c2cfc8bcc0fd00c5d9f596fb8870f481b5bda;p=linux.git of/flattree: fix of_flat_dt_is_compatible() to match the full compatible string With the current string comparison, a device tree compatible of "foo-bar" would match as compatible with a driver looking for "foo". This patch fixes the function to use the of_compat_cmp() macro so that it does the right thing on all platforms (If sparc ever uses this code, it will still want the strncasecmp() behaviour). Signed-off-by: Stuart Yoder Signed-off-by: Grant Likely --- diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index d61fda836e03..dc876cbbd9dd 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -169,7 +169,7 @@ int __init of_flat_dt_is_compatible(unsigned long node, const char *compat) if (cp == NULL) return 0; while (cplen > 0) { - if (strncasecmp(cp, compat, strlen(compat)) == 0) + if (of_compat_cmp(cp, compat, strlen(compat)) == 0) return 1; l = strlen(cp) + 1; cp += l;