diff options
Diffstat (limited to 'libbacktrace/elf.c')
| -rw-r--r-- | libbacktrace/elf.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/libbacktrace/elf.c b/libbacktrace/elf.c index ef9bcdfb495..49c6fe554af 100644 --- a/libbacktrace/elf.c +++ b/libbacktrace/elf.c @@ -725,6 +725,8 @@ elf_add (struct backtrace_state *state, int descriptor, uintptr_t base_address, { off_t end; + if (sections[i].size == 0) + continue; if (min_offset == 0 || sections[i].offset < min_offset) min_offset = sections[i].offset; end = sections[i].offset + sections[i].size; @@ -751,8 +753,13 @@ elf_add (struct backtrace_state *state, int descriptor, uintptr_t base_address, descriptor = -1; for (i = 0; i < (int) DEBUG_MAX; ++i) - sections[i].data = ((const unsigned char *) debug_view.data - + (sections[i].offset - min_offset)); + { + if (sections[i].size == 0) + sections[i].data = NULL; + else + sections[i].data = ((const unsigned char *) debug_view.data + + (sections[i].offset - min_offset)); + } if (!backtrace_dwarf_add (state, base_address, sections[DEBUG_INFO].data, |