[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-ID: <tip-8b8ca6e15e392b366a7d69c6bf1abaae005f2b63@git.kernel.org>
Date: Sun, 22 Mar 2015 03:14:03 -0700
From: tip-bot for Wang Nan <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: lizefan@...wei.com, namhyung@...nel.org, wangnan0@...wei.com,
acme@...hat.com, linux-kernel@...r.kernel.org, hpa@...or.com,
mingo@...nel.org, tglx@...utronix.de
Subject: [tip:perf/core] perf tools: Don'
t allow empty argument for field-separator
Commit-ID: 8b8ca6e15e392b366a7d69c6bf1abaae005f2b63
Gitweb: http://git.kernel.org/tip/8b8ca6e15e392b366a7d69c6bf1abaae005f2b63
Author: Wang Nan <wangnan0@...wei.com>
AuthorDate: Fri, 20 Mar 2015 02:57:52 +0000
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 20 Mar 2015 17:49:51 -0300
perf tools: Don't allow empty argument for field-separator
Both 'perf diff' and 'perf mem' have 'field-separator' option, which
causes segfault if passed with empty string. This patch uses previously
introduced 'OPT_STRING_NOEMPTY' option macro to prevent fault.
Signed-off-by: Wang Nan <wangnan0@...wei.com>
Tested-by: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: pi3orama@....com
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Zefan Li <lizefan@...wei.com>
Link: http://lkml.kernel.org/r/1426820272-23302-1-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/builtin-diff.c | 2 +-
tools/perf/builtin-mem.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index f800fc9..473887d 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -802,7 +802,7 @@ static const struct option options[] = {
OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
"sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..."
" Please refer the man page for the complete list."),
- OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator",
+ OPT_STRING_NOEMPTY('t', "field-separator", &symbol_conf.field_sep, "separator",
"separator for columns, no spaces will be added between "
"columns '.' is reserved."),
OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory",
diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c
index 46c6931..b4dcf0b 100644
--- a/tools/perf/builtin-mem.c
+++ b/tools/perf/builtin-mem.c
@@ -286,7 +286,7 @@ int cmd_mem(int argc, const char **argv, const char *prefix __maybe_unused)
"input file name"),
OPT_STRING('C', "cpu", &mem.cpu_list, "cpu",
"list of cpus to profile"),
- OPT_STRING('x', "field-separator", &symbol_conf.field_sep,
+ OPT_STRING_NOEMPTY('x', "field-separator", &symbol_conf.field_sep,
"separator",
"separator for columns, no spaces will be added"
" between columns '.' is reserved."),
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists