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authorIngo Molnar <mingo@kernel.org>2020-03-06 11:56:40 +0100
committerIngo Molnar <mingo@kernel.org>2020-03-06 11:56:40 +0100
commit1941011a8bd26f01f36f827d5ebc6469749485bb (patch)
tree841ae1b789ec642bad8782b2e2bf0eda8ac514db /tools/perf/util/env.c
parentfdb64822443ec9fb8c3a74b598a74790ae8d2e22 (diff)
parentb95b4d5ef061806fde07a6a3255e6c07f4fed0d3 (diff)
Merge branch 'perf/urgent' into perf/core, to pick up the latest fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/util/env.c')
-rw-r--r--tools/perf/util/env.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c
index 6242a9215df7..4154f944f474 100644
--- a/tools/perf/util/env.c
+++ b/tools/perf/util/env.c
@@ -343,11 +343,11 @@ static const char *normalize_arch(char *arch)
const char *perf_env__arch(struct perf_env *env)
{
- struct utsname uts;
char *arch_name;
if (!env || !env->arch) { /* Assume local operation */
- if (uname(&uts) < 0)
+ static struct utsname uts = { .machine[0] = '\0', };
+ if (uts.machine[0] == '\0' && uname(&uts) < 0)
return NULL;
arch_name = uts.machine;
} else