From: Arnaldo Carvalho de Melo <acme@infradead.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org, Jiri Olsa <jolsa@redhat.com>,
Ingo Molnar <mingo@redhat.com>, Paul Mackerras <paulus@samba.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Markus Trippelsdorf <markus@trippelsdorf.de>,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: [PATCH 02/18] perf symbols: Fix array sizes for binary types arrays
Date: Fri, 3 Aug 2012 11:00:54 -0300 [thread overview]
Message-ID: <1344002470-5965-3-git-send-email-acme@infradead.org> (raw)
In-Reply-To: <1344002470-5965-1-git-send-email-acme@infradead.org>
From: Jiri Olsa <jolsa@redhat.com>
Following commit introduced wrong array boundaries, that could lead to
SIGSEGV.
perf symbols: Factor DSO symtab types to generic binary types
commit 44f24cb3156a1e7d2b6bb501b7f6153aed08994c
Author: Jiri Olsa <jolsa@redhat.com>
Fixing to use proper array size.
Reported-by: Markus Trippelsdorf <markus@trippelsdorf.de>
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Markus Trippelsdorf <markus@trippelsdorf.de>
Link: http://lkml.kernel.org/r/1343825277-10517-1-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/symbol.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index fdad4ee..fe86612 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -64,7 +64,7 @@ static enum dso_binary_type binary_type_symtab[] = {
DSO_BINARY_TYPE__NOT_FOUND,
};
-#define DSO_BINARY_TYPE__SYMTAB_CNT sizeof(binary_type_symtab)
+#define DSO_BINARY_TYPE__SYMTAB_CNT ARRAY_SIZE(binary_type_symtab)
static enum dso_binary_type binary_type_data[] = {
DSO_BINARY_TYPE__BUILD_ID_CACHE,
@@ -72,7 +72,7 @@ static enum dso_binary_type binary_type_data[] = {
DSO_BINARY_TYPE__NOT_FOUND,
};
-#define DSO_BINARY_TYPE__DATA_CNT sizeof(binary_type_data)
+#define DSO_BINARY_TYPE__DATA_CNT ARRAY_SIZE(binary_type_data)
int dso__name_len(const struct dso *dso)
{
--
1.7.1
next prev parent reply other threads:[~2012-08-03 14:02 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-03 14:00 [GIT PULL 00/18] perf/core fixes and improvements Arnaldo Carvalho de Melo
2012-08-03 14:00 ` [PATCH 01/18] perf test: Fix parse events automated tests Arnaldo Carvalho de Melo
2012-08-03 14:00 ` Arnaldo Carvalho de Melo [this message]
2012-08-03 14:00 ` [PATCH 03/18] perf target: Fix check on buffer size Arnaldo Carvalho de Melo
2012-08-03 14:17 ` Kirill A. Shutemov
2012-08-06 3:53 ` Namhyung Kim
2012-08-06 4:14 ` David Ahern
2012-08-06 4:15 ` Namhyung Kim
2012-08-03 14:00 ` [PATCH 04/18] perf evsel: Precalculate the sample size Arnaldo Carvalho de Melo
2012-08-03 14:00 ` [PATCH 05/18] perf session: Use perf_evlist__sample_type more extensively Arnaldo Carvalho de Melo
2012-08-03 14:00 ` [PATCH 06/18] perf session: Use perf_evlist__sample_id_all " Arnaldo Carvalho de Melo
2012-08-03 14:00 ` [PATCH 07/18] perf session: Use perf_evlist__id_hdr_size " Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 08/18] perf evlist: Introduce perf_evlist__parse_sample Arnaldo Carvalho de Melo
2012-08-03 15:24 ` David Ahern
2012-08-03 17:28 ` Stephane Eranian
2012-08-03 14:01 ` [PATCH 09/18] perf evsel: Adopt parse_sample method from perf_event Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 10/18] perf session: Remove no longer used synthesize_sample method Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 11/18] perf top: Error handling for counter creation should parallel perf-record Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 12/18] perf tool: Save cmdline from user in file header vs what is passed to record Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 13/18] perf kvm: Use strtol for walking guestmount directory Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 14/18] perf tools: Introducing rblist Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 15/18] perf tools: Change strlist to use the new rblist Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 16/18] perf tools: Introduce intlist Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 17/18] perf kvm top: Limit guest kernel info message to once Arnaldo Carvalho de Melo
2012-08-03 14:01 ` [PATCH 18/18] perf tools: Remove brace expansion from clean target Arnaldo Carvalho de Melo
2012-08-05 10:40 ` [GIT PULL 00/18] perf/core fixes and improvements Ingo Molnar
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