diff options
| author | Alan Modra <amodra@gmail.com> | 2023-08-03 08:15:12 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2023-08-03 21:19:54 +0930 |
| commit | e2e7c5261311fd7d557769a73e1fbc496cd56d23 (patch) | |
| tree | e1557f9c82c5d43cc281ce48b974013461c5a899 | |
| parent | d191eacb7b5b23872eb955c880e72b811892561a (diff) | |
| download | gdb-e2e7c5261311fd7d557769a73e1fbc496cd56d23.zip gdb-e2e7c5261311fd7d557769a73e1fbc496cd56d23.tar.gz gdb-e2e7c5261311fd7d557769a73e1fbc496cd56d23.tar.bz2 | |
dlltool: sprintf sanitizer null destination pointer
* dlltool.c (gen_lib_file): Avoid bogus sanitizer error.
| -rw-r--r-- | binutils/dlltool.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/binutils/dlltool.c b/binutils/dlltool.c index 142d43a..efa54f1 100644 --- a/binutils/dlltool.c +++ b/binutils/dlltool.c @@ -3089,20 +3089,22 @@ gen_lib_file (int delay) if (dontdeltemps < 2) { char *name; + size_t stub_len = strlen (TMP_STUB); - name = xmalloc (strlen (TMP_STUB) + 10); + name = xmalloc (stub_len + 10); + memcpy (name, TMP_STUB, stub_len); for (i = 0; (exp = d_exports_lexically[i]); i++) { /* Don't delete non-existent stubs for PRIVATE entries. */ if (exp->private) continue; - sprintf (name, "%s%05d.o", TMP_STUB, i); + sprintf (name + stub_len, "%05d.o", i); if (unlink (name) < 0) /* xgettext:c-format */ non_fatal (_("cannot delete %s: %s"), name, strerror (errno)); if (ext_prefix_alias) { - sprintf (name, "%s%05d.o", TMP_STUB, i + PREFIX_ALIAS_BASE); + sprintf (name + stub_len, "%05d.o", i + PREFIX_ALIAS_BASE); if (unlink (name) < 0) /* xgettext:c-format */ non_fatal (_("cannot delete %s: %s"), name, strerror (errno)); |