tools: testing: selftests: mq_perf_tests: Fix infinite loop on ARM

We can't use a char type to check for a negative return value since char
isn't guaranteed to be signed. Indeed, the char type tends to be unsigned on
ARM.

Signed-off-by: dann frazier <dann.frazier@canonical.com>
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>

diff --git a/tools/testing/selftests/mqueue/mq_perf_tests.c b/tools/testing/selftests/mqueue/mq_perf_tests.c
index 94dae65eea4183b43bf3e52bf9bf22dc9c0d4471..8519e9ee97e3d3e4a344e798cabf5b38edfff602 100644 (file)
--- a/tools/testing/selftests/mqueue/mq_perf_tests.c
+++ b/tools/testing/selftests/mqueue/mq_perf_tests.c
@@ -536,10 +536,9 @@ int main(int argc, char *argv[])
 {
        struct mq_attr attr;
        char *option, *next_option;
-       int i, cpu;
+       int i, cpu, rc;
        struct sigaction sa;
        poptContext popt_context;
-       char rc;
        void *retval;
 
        main_thread = pthread_self();