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D38419.id117233.diff
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D38419.id117233.diff
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diff --git a/contrib/elftoolchain/readelf/readelf.c b/contrib/elftoolchain/readelf/readelf.c
--- a/contrib/elftoolchain/readelf/readelf.c
+++ b/contrib/elftoolchain/readelf/readelf.c
@@ -4938,8 +4938,10 @@
return;
}
if (dwarf_attrval_unsigned(die, DW_AT_stmt_list, &offset,
- &de) != DW_DLV_OK)
+ &de) != DW_DLV_OK) {
+ dwarf_dealloc(re->dbg, die, DW_DLA_DIE);
continue;
+ }
length = re->dw_read(d, &offset, 4);
if (length == 0xffffffff) {
@@ -4950,6 +4952,7 @@
if (length > d->d_size - offset) {
warnx("invalid .dwarf_line section");
+ dwarf_dealloc(re->dbg, die, DW_DLA_DIE);
continue;
}
@@ -5147,9 +5150,8 @@
(uintmax_t) line);
p++;
}
-
-
}
+ dwarf_dealloc(re->dbg, die, DW_DLA_DIE);
}
if (ret == DW_DLV_ERROR)
warnx("dwarf_next_cu_header: %s", dwarf_errmsg(de));
@@ -5192,9 +5194,9 @@
printf("%-37s %11s %s\n", "Filename", "Line Number",
"Starting Address");
if (dwarf_srclines(die, &linebuf, &linecount, &de) != DW_DLV_OK)
- continue;
+ goto done;
if (dwarf_srcfiles(die, &srcfiles, &srccount, &de) != DW_DLV_OK)
- continue;
+ goto done;
for (i = 0; i < linecount; i++) {
ln = linebuf[i];
if (dwarf_line_srcfileno(ln, &fn, &de) != DW_DLV_OK)
@@ -5208,6 +5210,8 @@
(uintmax_t) lineaddr);
}
putchar('\n');
+done:
+ dwarf_dealloc(re->dbg, die, DW_DLA_DIE);
}
}
@@ -5840,7 +5844,8 @@
Dwarf_Addr base0;
Dwarf_Half attr;
Dwarf_Signed attr_count, cnt;
- Dwarf_Unsigned off, bytecnt;
+ Dwarf_Unsigned bytecnt;
+ Dwarf_Off off;
int i, j, ret;
if ((ret = dwarf_attrlist(die, &attr_list, &attr_count, &de)) !=
@@ -5857,11 +5862,12 @@
}
if (attr != DW_AT_ranges)
continue;
- if (dwarf_formudata(attr_list[i], &off, &de) != DW_DLV_OK) {
- warnx("dwarf_formudata failed: %s", dwarf_errmsg(de));
+ if (dwarf_global_formref(attr_list[i], &off, &de) != DW_DLV_OK) {
+ warnx("dwarf_global_formref failed: %s",
+ dwarf_errmsg(de));
continue;
}
- if (dwarf_get_ranges(re->dbg, (Dwarf_Off) off, &ranges, &cnt,
+ if (dwarf_get_ranges(re->dbg, off, &ranges, &cnt,
&bytecnt, &de) != DW_DLV_OK)
continue;
base0 = base;
@@ -5900,6 +5906,8 @@
warnx("dwarf_siblingof: %s", dwarf_errmsg(de));
else if (ret == DW_DLV_OK)
dump_dwarf_ranges_foreach(re, ret_die, base);
+
+ dwarf_dealloc(re->dbg, die, DW_DLA_DIE);
}
static void
@@ -6204,7 +6212,7 @@
Dwarf_Small cie_version;
Dwarf_Ptr fde_addr, fde_inst, cie_inst;
char *cie_aug, c;
- int i, eh_frame;
+ int i, ret, eh_frame;
Dwarf_Error de;
printf("\nThe section %s contains:\n\n", s->name);
@@ -6219,10 +6227,13 @@
}
} else if (!strcmp(s->name, ".eh_frame")) {
eh_frame = 1;
- if (dwarf_get_fde_list_eh(re->dbg, &cie_list, &cie_count,
- &fde_list, &fde_count, &de) != DW_DLV_OK) {
- warnx("dwarf_get_fde_list_eh failed: %s",
- dwarf_errmsg(de));
+ ret = dwarf_get_fde_list_eh(re->dbg, &cie_list, &cie_count,
+ &fde_list, &fde_count, &de);
+ if (ret != DW_DLV_OK) {
+ if (ret == DW_DLV_ERROR) {
+ warnx("dwarf_get_fde_list_eh failed: %s",
+ dwarf_errmsg(de));
+ }
return;
}
} else

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