[PATCH 5/6] libtraceeval histogram: Fix the return value of traceeval_query()

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From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx>

The comments state that traceeval_query() returns 1 if found, 0 if not,
and -1 on error, but in reality it returns 0 if found and 1 if not found.

It makes more sense to have it return 1 if found and zero if not found as
the comment states.

Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
---
 src/histograms.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/histograms.c b/src/histograms.c
index 3cf5c5389700..226c2792995c 100644
--- a/src/histograms.c
+++ b/src/histograms.c
@@ -551,7 +551,7 @@ static int get_entry(struct traceeval *teval, const union traceeval_data *keys,
 		/* return entry if keys match */
 		if (!check) {
 			*result = entry;
-			return 0;
+			return 1;
 		} else if (check == 1) {
 			continue;
 		} else {
@@ -559,7 +559,7 @@ static int get_entry(struct traceeval *teval, const union traceeval_data *keys,
 		}
 	}
 
-	return 1;
+	return 0;
 }
 
 /*
@@ -660,7 +660,7 @@ int traceeval_query(struct traceeval *teval, const union traceeval_data *keys,
 		return -1;
 
 	/* find key and copy its corresponding value pair */
-	if ((check = get_entry(teval, keys, &entry)))
+	if ((check = get_entry(teval, keys, &entry)) < 0)
 		return check;
 	return copy_traceeval_data_set(teval->nr_val_types, teval->val_types,
 			entry->vals, results);
-- 
2.40.1




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