[LTP] [PATCH] realtime/librttest: get_numcpus() fix leak

Attila Fazekas afazekas@redhat.com
Thu Jan 23 12:18:54 CET 2025


As pointed out on the mailing list this function has
a memory leak, fixing it.

Signed-off-by: Attila Fazekas <afazekas@redhat.com>
---
 testcases/realtime/lib/librttest.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/testcases/realtime/lib/librttest.c b/testcases/realtime/lib/librttest.c
index 03566f36d..99ce78b33 100644
--- a/testcases/realtime/lib/librttest.c
+++ b/testcases/realtime/lib/librttest.c
@@ -768,11 +768,13 @@ int get_numcpus(void)
 {
 	long numcpus_conf = sysconf(_SC_NPROCESSORS_CONF);
 	size_t size = CPU_ALLOC_SIZE(numcpus_conf);
+	int cpu_count;
 	cpu_set_t *cpuset = CPU_ALLOC(numcpus_conf);
 
 	CPU_ZERO_S(size, cpuset);
 	/* Get the number of cpus accessible to the current process */
 	sched_getaffinity(0, size, cpuset);
-
-	return CPU_COUNT_S(size, cpuset);
+	cpu_count = CPU_COUNT_S(size, cpuset);
+	CPU_FREE(cpuset);
+	return cpu_count;
 }
-- 
2.47.1



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