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[PATCH 7/7] kernel-trace: Delete an error message for a failed memory allocation in create_trace_uprobe()

From SF Markus Elfring <elfring@users.sourceforge.net>
Newsgroups linux.kernel
Subject [PATCH 7/7] kernel-trace: Delete an error message for a failed memory allocation in create_trace_uprobe()
Date 2017-05-05 23:20 +0200
Message-ID <tDSNP-7be-15@gated-at.bofh.it> (permalink)
References <tDSE9-77p-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 5 May 2017 22:38:51 +0200

The script "checkpatch.pl" pointed information out like the following.

WARNING: Possible unnecessary 'out of memory' message

Thus remove such a statement here.

Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 kernel/trace/trace_uprobe.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
index e9c1865f7397..d19fa2a6cc7b 100644
--- a/kernel/trace/trace_uprobe.c
+++ b/kernel/trace/trace_uprobe.c
@@ -490,9 +490,7 @@ static int create_trace_uprobe(int argc, char **argv)
 	tu->offset = offset;
 	tu->inode = inode;
 	tu->filename = kstrdup(filename, GFP_KERNEL);
-
 	if (!tu->filename) {
-		pr_info("Failed to allocate filename.\n");
 		ret = -ENOMEM;
 		goto error;
 	}
-- 
2.12.2

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Thread

[PATCH 0/7] kernel-trace: Fine-tuning for seven function  implementations SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:10 +0200
  [PATCH 6/7] kernel-trace: Adjust two checks for null pointers in  uprobe_buffer_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:10 +0200
  [PATCH 4/7] kernel-trace: Improve a size determination in  create_hist_field() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:10 +0200
  [PATCH 5/7] kernel-trace: Replace two seq_printf() calls by  seq_puts() in probes_seq_show() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:10 +0200
  Re: [PATCH 0/7] kernel-trace: Fine-tuning for seven function  implementations Steven Rostedt <rostedt@goodmis.org> - 2017-05-05 23:10 +0200
    Re: kernel-trace: Fine-tuning for seven function implementations SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:30 +0200
  [PATCH 2/7] kernel-trace: Replace five seq_puts() calls by seq_putc() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:10 +0200
  [PATCH 6/7] kernel-trace: Adjust two checks for null pointers in  uprobe_buffer_init() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:10 +0200
  [PATCH 1/7] kernel-trace: Combine two function calls into one in  hist_trigger_entry_print() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:10 +0200
  [PATCH 3/7] kernel-trace: Adjust two checks for null pointers in  compatible_field() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:10 +0200
  [PATCH 7/7] kernel-trace: Delete an error message for a failed memory  allocation in create_trace_uprobe() SF Markus Elfring <elfring@users.sourceforge.net> - 2017-05-05 23:20 +0200

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