[rtems commit] libfdt: simplify fdt_node_check_compatible()

[Sebastian Huber]

Module:    rtems
Branch:    master
Commit:    0ddfe0296955c31cb9bb5b5aaf5f5d87eb6c59b2
Changeset: http://git.rtems.org/rtems/commit/?id=0ddfe0296955c31cb9bb5b5aaf5f5d87eb6c59b2

Author:    Masahiro Yamada <yamada.masahiro at socionext.com>
Date:      Fri Feb 12 14:45:12 2016 +0900

libfdt: simplify fdt_node_check_compatible()

Because fdt_stringlist_contains() returns 1 or 0,
fdt_node_check_compatible() can just return the inverted value.

Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
Signed-off-by: David Gibson <david at gibson.dropbear.id.au>

---

 cpukit/dtc/libfdt/fdt_ro.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/cpukit/dtc/libfdt/fdt_ro.c b/cpukit/dtc/libfdt/fdt_ro.c
index e5b3136..50cce86 100644
--- a/cpukit/dtc/libfdt/fdt_ro.c
+++ b/cpukit/dtc/libfdt/fdt_ro.c
@@ -647,10 +647,8 @@ int fdt_node_check_compatible(const void *fdt, int nodeoffset,
 	prop = fdt_getprop(fdt, nodeoffset, "compatible", &len);
 	if (!prop)
 		return len;
-	if (fdt_stringlist_contains(prop, len, compatible))
-		return 0;
-	else
-		return 1;
+
+	return !fdt_stringlist_contains(prop, len, compatible);
 }
 
 int fdt_node_offset_by_compatible(const void *fdt, int startoffset,