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authornealsid <nealsid@4c0a9323-5329-0410-9bdc-e9ce6186880e>2009-02-22 01:31:43 +0000
committernealsid <nealsid@4c0a9323-5329-0410-9bdc-e9ce6186880e>2009-02-22 01:31:43 +0000
commitcadc8ddde91cd82aa74375abb45417c75662e9b7 (patch)
tree0d23cc26c692f21dfaa9db243a9d2033e8e7075c /src/common/linux/dump_symbols.cc
parentModify symbol supplier interface to support an overload that takes a symbol d... (diff)
downloadbreakpad-cadc8ddde91cd82aa74375abb45417c75662e9b7.tar.xz
Issue 294: mmap error checking is not correct.
R=Liu git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@312 4c0a9323-5329-0410-9bdc-e9ce6186880e
Diffstat (limited to 'src/common/linux/dump_symbols.cc')
-rw-r--r--src/common/linux/dump_symbols.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/common/linux/dump_symbols.cc b/src/common/linux/dump_symbols.cc
index 36cd6d85..aff0d792 100644
--- a/src/common/linux/dump_symbols.cc
+++ b/src/common/linux/dump_symbols.cc
@@ -759,7 +759,7 @@ bool DumpSymbols::WriteSymbolFile(const std::string &obj_file,
return false;
void *obj_base = mmap(NULL, st.st_size,
PROT_READ | PROT_WRITE, MAP_PRIVATE, obj_fd, 0);
- if (!obj_base)
+ if (obj_base == MAP_FAILED)
return false;
MmapWrapper map_wrapper(obj_base, st.st_size);
ElfW(Ehdr) *elf_header = reinterpret_cast<ElfW(Ehdr) *>(obj_base);