KumiSystems/openwrtv3
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

mklibs: fix crashes on nonexistant sections in readelf (thx, justus)

Browse source 
SVN-Revision: 18083
This commit is contained in:
Felix Fietkau 2009-10-19 23:25:42 +00:00
parent 5432846140
commit eeadbde8ea
1 changed files with 33 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

33
tools/mklibs/patches/005-readelf_fixes.patch Normal file
View file

@ -0,0 +1,33 @@
--- a/src/mklibs-readelf/main.cpp
+++ b/src/mklibs-readelf/main.cpp
@@ -57,6 +57,10 @@ static void process_elf_header (Elf::fil
static void process_dynamics (Elf::file *file, int64_t tag)
{
const Elf::section_type<Elf::section_type_DYNAMIC> *section = file->get_section_DYNAMIC ();
+
+ if (!section)
+ return;
+
for (std::vector<Elf::dynamic *>::const_iterator it = section->get_dynamics ().begin (); it != section->get_dynamics ().end (); ++it)
{
Elf::dynamic *dynamic = *it;
@@ -67,6 +71,9 @@ static void process_dynamics (Elf::file
static void process_symbols_provided (const Elf::section_type<Elf::section_type_DYNSYM> *section)
{
+ if (!section)
+ return;
+
for (std::vector<Elf::symbol *>::const_iterator it = section->get_symbols ().begin (); it != section->get_symbols ().end (); ++it)
{
const Elf::symbol *symbol = *it;
@@ -95,6 +102,9 @@ static void process_symbols_provided (co
static void process_symbols_undefined (const Elf::section_type<Elf::section_type_DYNSYM> *section)
{
+ if (!section)
+ return;
+
for (std::vector<Elf::symbol *>::const_iterator it = section->get_symbols ().begin (); it != section->get_symbols ().end (); ++it)
{
const Elf::symbol *symbol = *it;