Ensure a valid class is found before calling it's function pointer.
Signed-off-by: Eelco Chaudron <echau...@redhat.com>
---
ofproto/ofproto.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/ofproto/ofproto.c b/ofproto/ofproto.c
index dbea03c8f..24e8aae30 100644
--- a/ofproto/ofproto.c
+++ b/ofproto/ofproto.c
@@ -1897,7 +1897,7 @@ ofproto_type_run(const char *datapath_type)
datapath_type = ofproto_normalize_type(datapath_type);
class = ofproto_class_find__(datapath_type);
- error = class->type_run ? class->type_run(datapath_type) : 0;
+ error = (class && class->type_run) ? class->type_run(datapath_type) : 0;
if (error && error != EAGAIN) {
VLOG_ERR_RL(&rl, "%s: type_run failed (%s)",
datapath_type, ovs_strerror(error));
@@ -1913,7 +1913,7 @@ ofproto_type_wait(const char *datapath_type)
datapath_type = ofproto_normalize_type(datapath_type);
class = ofproto_class_find__(datapath_type);
- if (class->type_wait) {
+ if (class && class->type_wait) {
class->type_wait(datapath_type);
}
}
--
2.47.1
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