The perror() function automatically appends a newline character, so the explicit '\n' in the format strings is redundant and results in duplicate newlines in the output.

Remove the redundant '\n' characters from perror() calls in workload_hint_test.c to fix the formatting.

Signed-off-by: WangYuli wangyuli@uniontech.com --- .../intel/workload_hint/workload_hint_test.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c b/tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c index bda006af8b1b..ba58589a1145 100644 --- a/tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c +++ b/tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c @@ -32,12 +32,12 @@ void workload_hint_exit(int signum)

fd = open(WORKLOAD_ENABLE_ATTRIBUTE, O_RDWR); if (fd < 0) { - perror("Unable to open workload type feature enable file\n"); + perror("Unable to open workload type feature enable file"); exit(1); }

if (write(fd, "0\n", 2) < 0) { - perror("Can't disable workload hints\n"); + perror("Can't disable workload hints"); exit(1); }

@@ -70,12 +70,12 @@ int main(int argc, char **argv) sprintf(delay_str, "%s\n", argv[1]); fd = open(WORKLOAD_NOTIFICATION_DELAY_ATTRIBUTE, O_RDWR); if (fd < 0) { - perror("Unable to open workload notification delay\n"); + perror("Unable to open workload notification delay"); exit(1); }

if (write(fd, delay_str, strlen(delay_str)) < 0) { - perror("Can't set delay\n"); + perror("Can't set delay"); exit(1); }

@@ -92,12 +92,12 @@ int main(int argc, char **argv) /* Enable feature via sysfs knob */ fd = open(WORKLOAD_ENABLE_ATTRIBUTE, O_RDWR); if (fd < 0) { - perror("Unable to open workload type feature enable file\n"); + perror("Unable to open workload type feature enable file"); exit(1); }

if (write(fd, "1\n", 2) < 0) { - perror("Can't enable workload hints\n"); + perror("Can't enable workload hints"); exit(1); }

@@ -108,7 +108,7 @@ int main(int argc, char **argv) while (1) { fd = open(WORKLOAD_TYPE_INDEX_ATTRIBUTE, O_RDONLY); if (fd < 0) { - perror("Unable to open workload type file\n"); + perror("Unable to open workload type file"); exit(1); }