Fix log_error() usage

Cosmetic - skip <bactrace> when error has been just printed in raid segtype.
Add missing log_error if allocation would fail for unknown segtype.

1 files changed, 4 insertions, 2 deletions

diff --git a/lib/unknown/unknown.c b/lib/unknown/unknown.c
index de449bfe0..8f5c8096c 100644
--- a/lib/unknown/unknown.c
+++ b/lib/unknown/unknown.c
@@ -94,8 +94,10 @@ struct segment_type *init_unknown_segtype(struct cmd_context *cmd, const char *n
 {
 	struct segment_type *segtype = dm_zalloc(sizeof(*segtype));
 
-	if (!segtype)
-		return_NULL;
+	if (!segtype) {
+		log_error("Failed to allocate memory for unknown segtype");
+		return NULL;
+	}
 
 	segtype->cmd = cmd;
 	segtype->ops = &_unknown_ops;