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Subject[PATCH 2/2] oprofile_perf: Delete error messages for a failed memory allocation in oprofile_perf_init()
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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 13 May 2017 18:08:07 +0200

Omit extra messages for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/oprofile/oprofile_perf.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/oprofile/oprofile_perf.c b/drivers/oprofile/oprofile_perf.c
index 033f2c26f2ad..6de27b90b562 100644
--- a/drivers/oprofile/oprofile_perf.c
+++ b/drivers/oprofile/oprofile_perf.c
@@ -291,5 +291,3 @@ int __init oprofile_perf_init(struct oprofile_operations *ops)
- pr_info("oprofile: failed to allocate %d "
- "counters\n", num_counters);
ret = -ENOMEM;
num_counters = 0;
goto out;
@@ -299,8 +297,6 @@ int __init oprofile_perf_init(struct oprofile_operations *ops)
per_cpu(perf_events, cpu) = kcalloc(num_counters,
sizeof(struct perf_event *), GFP_KERNEL);
if (!per_cpu(perf_events, cpu)) {
- pr_info("oprofile: failed to allocate %d perf events "
- "for cpu %d\n", num_counters, cpu);
ret = -ENOMEM;
goto out;
}
--
2.12.3
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