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authorLukas Wunner <lukas@wunner.de>2017-12-18 11:05:42 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-12-19 10:05:18 +0100
commit26cf91f42eaf112074b92e5010c9b710b5b49c12 (patch)
treede6607820d3e4597fc5dc36dbd6196365f0e2f1d /drivers/hwtracing
parentbbecb07fa0af9a41507ce06d4631fdb3b5059417 (diff)
downloadop-kernel-dev-26cf91f42eaf112074b92e5010c9b710b5b49c12.zip
op-kernel-dev-26cf91f42eaf112074b92e5010c9b710b5b49c12.tar.gz
coresight: Deduplicate bus_find_device() by name matching
No need to reinvent the wheel, we have bus_find_device_by_name(). Signed-off-by: Lukas Wunner <lukas@wunner.de> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing')
-rw-r--r--drivers/hwtracing/coresight/coresight.c25
1 files changed, 5 insertions, 20 deletions
diff --git a/drivers/hwtracing/coresight/coresight.c b/drivers/hwtracing/coresight/coresight.c
index b8091be..389c4ba 100644
--- a/drivers/hwtracing/coresight/coresight.c
+++ b/drivers/hwtracing/coresight/coresight.c
@@ -843,32 +843,17 @@ static void coresight_fixup_orphan_conns(struct coresight_device *csdev)
}
-static int coresight_name_match(struct device *dev, void *data)
-{
- char *to_match;
- struct coresight_device *i_csdev;
-
- to_match = data;
- i_csdev = to_coresight_device(dev);
-
- if (to_match && !strcmp(to_match, dev_name(&i_csdev->dev)))
- return 1;
-
- return 0;
-}
-
static void coresight_fixup_device_conns(struct coresight_device *csdev)
{
int i;
- struct device *dev = NULL;
- struct coresight_connection *conn;
for (i = 0; i < csdev->nr_outport; i++) {
- conn = &csdev->conns[i];
- dev = bus_find_device(&coresight_bustype, NULL,
- (void *)conn->child_name,
- coresight_name_match);
+ struct coresight_connection *conn = &csdev->conns[i];
+ struct device *dev = NULL;
+ if (conn->child_name)
+ dev = bus_find_device_by_name(&coresight_bustype, NULL,
+ conn->child_name);
if (dev) {
conn->child_dev = to_coresight_device(dev);
/* and put reference from 'bus_find_device()' */
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