[PATCH v1] tools/rtla: Fix unassigned nr_cpus

[Costa Shulyupin]

In recently introduced timerlat_free(),
the variable 'nr_cpus' is not assigned.

Assign it with sysconf(_SC_NPROCESSORS_CONF) as done elsewhere.
Remove the culprit: -Wno-maybe-uninitialized. The rest of the
code is clean.

Signed-off-by: Costa Shulyupin <costa.s...@redhat.com>
---
 tools/tracing/rtla/Makefile.rtla  | 2 +-
 tools/tracing/rtla/src/timerlat.c | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/tracing/rtla/Makefile.rtla b/tools/tracing/rtla/Makefile.rtla
index 08c1b40883d3..1743d91829d4 100644
--- a/tools/tracing/rtla/Makefile.rtla
+++ b/tools/tracing/rtla/Makefile.rtla
@@ -18,7 +18,7 @@ export CC AR STRIP PKG_CONFIG LD_SO_CONF_PATH LDCONFIG
 FOPTS          := -flto=auto -ffat-lto-objects -fexceptions 
-fstack-protector-strong   \
                -fasynchronous-unwind-tables -fstack-clash-protection
 WOPTS          := -O -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2     
        \
-               -Wp,-D_GLIBCXX_ASSERTIONS -Wno-maybe-uninitialized
+               -Wp,-D_GLIBCXX_ASSERTIONS
 
 ifeq ($(CC),clang)
   FOPTS                := $(filter-out -flto=auto -ffat-lto-objects, $(FOPTS))
diff --git a/tools/tracing/rtla/src/timerlat.c 
b/tools/tracing/rtla/src/timerlat.c
index 28ea4f6710c1..df4f9bfe3433 100644
--- a/tools/tracing/rtla/src/timerlat.c
+++ b/tools/tracing/rtla/src/timerlat.c
@@ -213,7 +213,8 @@ void timerlat_analyze(struct osnoise_tool *tool, bool 
stopped)
 void timerlat_free(struct osnoise_tool *tool)
 {
        struct timerlat_params *params = to_timerlat_params(tool->params);
-       int nr_cpus, i;
+       int nr_cpus = sysconf(_SC_NPROCESSORS_CONF);
+       int i;
 
        timerlat_aa_destroy();
        if (dma_latency_fd >= 0)
-- 
2.51.0