This is the mail archive of the
elfutils-devel@sourceware.org
mailing list for the elfutils project.
[PATCH 1/4] libdwfl: Check file_name is not NULL before calling canonicalize_file_name.
- From: Mark Wielaard <mjw at redhat dot com>
- To: elfutils-devel at lists dot fedorahosted dot org
- Date: Sun, 31 May 2015 17:51:49 +0200
- Subject: [PATCH 1/4] libdwfl: Check file_name is not NULL before calling canonicalize_file_name.
canonicalize_file_name is marked as taking a nonnull argument.
Signed-off-by: Mark Wielaard <mjw@redhat.com>
---
libdwfl/ChangeLog | 5 +++++
libdwfl/find-debuginfo.c | 2 +-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog
index dec3405..ffb34c0 100644
--- a/libdwfl/ChangeLog
+++ b/libdwfl/ChangeLog
@@ -1,3 +1,8 @@
+2015-05-30 Mark Wielaard <mjw@redhat.com>
+
+ * find-debuginfo.c (dwfl_standard_find_debuginfo): Check file_name is
+ not NULL before calling canonicalize_file_name.
+
2015-05-24 Mark Wielaard <mjw@redhat.com>
* derelocate.c (check_module): Check mod is not NULL.
diff --git a/libdwfl/find-debuginfo.c b/libdwfl/find-debuginfo.c
index ac9a5e5..9b911c1 100644
--- a/libdwfl/find-debuginfo.c
+++ b/libdwfl/find-debuginfo.c
@@ -357,7 +357,7 @@ dwfl_standard_find_debuginfo (Dwfl_Module *mod,
debuglink_file, debuglink_crc,
debuginfo_file_name);
- if (fd < 0 && errno == 0)
+ if (fd < 0 && errno == 0 && file_name != NULL)
{
/* If FILE_NAME is a symlink, the debug file might be associated
with the symlink target name instead. */
--
2.1.0