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Replace "if (x) free (x)" with "free (x)", binutils

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* addr2line.c: Replace "if (x) free (x)" with "free (x)" throughout.
	* dlltool.c: Likewise.
	* elfcomm.c: Likewise.
	* rddbg.c: Likewise.
	* readelf.c: Likewise.
	* stabs.c: Likewise.
	* windmc.c: Likewise.
	* windres.c: Likewise.
	* wrstabs.c: Likewise.
This commit is contained in:
Alan Modra 2020-05-20 22:48:41 +09:30
parent c95949892f
commit 9db70fc365
10 changed files with 92 additions and 176 deletions
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12
binutils/ChangeLog
View File

@ -1,3 +1,15 @@
2020-05-21 Alan Modra <amodra@gmail.com>
* addr2line.c: Replace "if (x) free (x)" with "free (x)" throughout.
* dlltool.c: Likewise.
* elfcomm.c: Likewise.
* rddbg.c: Likewise.
* readelf.c: Likewise.
* stabs.c: Likewise.
* windmc.c: Likewise.
* windres.c: Likewise.
* wrstabs.c: Likewise.
2020-05-21 Alan Modra <amodra@gmail.com>
* readelf.c (get_num_dynamic_syms): Bounds check mipsxlat array

4
binutils/addr2line.c
View File

@ -314,7 +314,6 @@ translate_addresses (bfd *abfd, asection *section)
else
printf ("\n");
if (alloc != NULL)
free (alloc);
}
@ -410,11 +409,8 @@ process_file (const char *file_name, const char *section_name,
translate_addresses (abfd, section);
if (syms != NULL)
{
free (syms);
syms = NULL;
}
bfd_close (abfd);

10
binutils/dlltool.c
View File

@ -1253,7 +1253,6 @@ def_import (const char *app_name, const char *module, const char *dllext,
append_import (application_name, module, ord_val, its_name);
if (buf)
free (buf);
}
@ -1335,7 +1334,7 @@ run (const char *what, char *args)
pid = pexecute (argv[0], (char * const *) argv, program_name, temp_base,
&errmsg_fmt, &errmsg_arg, PEXECUTE_ONE | PEXECUTE_SEARCH);
free(argv);
free (argv);
if (pid == -1)
{
@ -3388,15 +3387,8 @@ dll_name_list_free_contents (dll_name_list_node_type * entry)
if (entry)
{
if (entry->next)
{
dll_name_list_free_contents (entry->next);
entry->next = NULL;
}
if (entry->dllname)
{
free (entry->dllname);
entry->dllname = NULL;
}
free (entry);
}
}

4
binutils/elfcomm.c
View File

@ -744,13 +744,9 @@ setup_nested_archive (struct archive_info *nested_arch,
void
release_archive (struct archive_info * arch)
{
if (arch->file_name != NULL)
free (arch->file_name);
if (arch->index_array != NULL)
free (arch->index_array);
if (arch->sym_table != NULL)
free (arch->sym_table);
if (arch->longnames != NULL)
free (arch->longnames);
}

5
binutils/rddbg.c
View File

@ -319,7 +319,6 @@ read_symbol_stabs_debugging_info (bfd *abfd, asymbol **syms, long symcount,
sc[strlen (sc) - 1] = '\0';
n = concat (sc, bfd_asymbol_name (*ps), (const char *) NULL);
free (sc);
if (f != NULL)
free (f);
f = n;
s = n;
@ -372,7 +371,6 @@ static int saved_stabs_index;
static void
save_stab (int type, int desc, bfd_vma value, const char *string)
{
if (saved_stabs[saved_stabs_index].string != NULL)
free (saved_stabs[saved_stabs_index].string);
saved_stabs[saved_stabs_index].type = type;
saved_stabs[saved_stabs_index].desc = desc;
@ -427,13 +425,10 @@ free_saved_stabs (void)
int i;
for (i = 0; i < SAVE_STABS_COUNT; i++)
{
if (saved_stabs[i].string != NULL)
{
free (saved_stabs[i].string);
saved_stabs[i].string = NULL;
}
}
saved_stabs_index = 0;
}

64
binutils/readelf.c
View File

@ -7010,7 +7010,6 @@ process_section_groups (Filedata * filedata)
if (symtab_sec != sec)
{
symtab_sec = sec;
if (symtab)
free (symtab);
symtab = GET_ELF_SYMBOLS (filedata, symtab_sec, & num_syms);
}
@ -7040,7 +7039,6 @@ process_section_groups (Filedata * filedata)
group_name = SECTION_NAME (filedata->section_headers + sym->st_shndx);
strtab_sec = NULL;
if (strtab)
free (strtab);
strtab = NULL;
strtab_size = 0;
@ -7051,7 +7049,6 @@ process_section_groups (Filedata * filedata)
if (symtab_sec->sh_link >= filedata->file_header.e_shnum)
{
strtab_sec = NULL;
if (strtab)
free (strtab);
strtab = NULL;
strtab_size = 0;
@ -7060,7 +7057,6 @@ process_section_groups (Filedata * filedata)
!= (sec = filedata->section_headers + symtab_sec->sh_link))
{
strtab_sec = sec;
if (strtab)
free (strtab);
strtab = (char *) get_data (NULL, filedata, strtab_sec->sh_offset,
@ -7169,16 +7165,13 @@ process_section_groups (Filedata * filedata)
group->root = g;
}
if (start)
free (start);
group++;
}
}
if (symtab)
free (symtab);
if (strtab)
free (strtab);
return TRUE;
}
@ -7367,7 +7360,6 @@ process_ia64_vms_dynamic_relocs (Filedata * filedata)
}
}
if (strtab != NULL)
free (strtab);
return res;
@ -7514,7 +7506,6 @@ process_relocs (Filedata * filedata)
symtab, nsyms, strtab, strtablen,
is_rela,
symsec->sh_type == SHT_DYNSYM);
if (strtab)
free (strtab);
free (symtab);
}
@ -8041,18 +8032,14 @@ ia64_process_unwind (Filedata * filedata)
&& aux.table_len > 0)
dump_ia64_unwind (filedata, & aux);
if (aux.table)
free ((char *) aux.table);
if (aux.info)
free ((char *) aux.info);
aux.table = NULL;
aux.info = NULL;
}
}
if (aux.symtab)
free (aux.symtab);
if (aux.strtab)
free ((char *) aux.strtab);
return res;
@ -8423,15 +8410,12 @@ hppa_process_unwind (Filedata * filedata)
res = FALSE;
}
if (aux.table)
free ((char *) aux.table);
aux.table = NULL;
}
}
if (aux.symtab)
free (aux.symtab);
if (aux.strtab)
free ((char *) aux.strtab);
return res;
@ -8492,10 +8476,7 @@ arm_print_vma_and_name (Filedata * filedata,
static void
arm_free_section (struct arm_section *arm_sec)
{
if (arm_sec->data != NULL)
free (arm_sec->data);
if (arm_sec->rela != NULL)
free (arm_sec->rela);
}
@ -9530,9 +9511,7 @@ arm_process_unwind (Filedata * filedata)
}
}
if (aux.symtab)
free (aux.symtab);
if (aux.strtab)
free ((char *) aux.strtab);
return res;
@ -10061,17 +10040,11 @@ get_num_dynamic_syms (Filedata * filedata)
}
no_hash:
if (num_of_syms == 0)
{
if (filedata->buckets)
{
free (filedata->buckets);
filedata->buckets = NULL;
}
if (filedata->chains)
{
free (filedata->chains);
filedata->chains = NULL;
}
filedata->nbuckets = 0;
}
}
@ -10229,21 +10202,12 @@ get_num_dynamic_syms (Filedata * filedata)
if (num_of_syms == 0)
{
no_gnu_hash:
if (filedata->mipsxlat)
{
free (filedata->mipsxlat);
filedata->mipsxlat = NULL;
}
if (filedata->gnuchains)
{
free (filedata->gnuchains);
filedata->gnuchains = NULL;
}
if (filedata->gnubuckets)
{
free (filedata->gnubuckets);
filedata->gnubuckets = NULL;
}
filedata->ngnubuckets = 0;
filedata->ngnuchains = 0;
}
@ -14654,12 +14618,9 @@ free_debug_section (enum dwarf_section_display_enum debug)
section->address = 0;
section->size = 0;
if (section->reloc_info != NULL)
{
free (section->reloc_info);
section->reloc_info = NULL;
section->num_relocs = 0;
}
}
static bfd_boolean
@ -16763,7 +16724,6 @@ process_mips_specific (Filedata * filedata)
}
sgot_print_fail:
if (data)
free (data);
}
return res;
@ -17396,7 +17356,6 @@ process_mips_specific (Filedata * filedata)
}
got_print_fail:
if (data)
free (data);
}
@ -17474,7 +17433,6 @@ process_mips_specific (Filedata * filedata)
}
printf ("\n");
if (data)
free (data);
free (rels);
}
@ -19747,12 +19705,9 @@ process_notes_at (Filedata * filedata,
if (! process_note (& inote, filedata))
res = FALSE;
if (temp != NULL)
{
free (temp);
temp = NULL;
}
}
free (pnotes);
@ -20305,38 +20260,23 @@ process_object (Filedata * filedata)
filedata->string_table = NULL;
filedata->string_table_length = 0;
if (filedata->dump.dump_sects != NULL)
{
free (filedata->dump.dump_sects);
filedata->dump.dump_sects = NULL;
filedata->dump.num_dump_sects = 0;
}
if (filedata->dynamic_strings)
{
free (filedata->dynamic_strings);
filedata->dynamic_strings = NULL;
filedata->dynamic_strings_length = 0;
}
if (filedata->dynamic_symbols)
{
free (filedata->dynamic_symbols);
filedata->dynamic_symbols = NULL;
filedata->num_dynamic_syms = 0;
}
if (filedata->dynamic_syminfo)
{
free (filedata->dynamic_syminfo);
filedata->dynamic_syminfo = NULL;
}
if (filedata->dynamic_section)
{
free (filedata->dynamic_section);
filedata->dynamic_section = NULL;
}
while (filedata->symtab_shndx_list != NULL)
{
@ -20345,11 +20285,8 @@ process_object (Filedata * filedata)
filedata->symtab_shndx_list = next;
}
if (filedata->section_headers_groups)
{
free (filedata->section_headers_groups);
filedata->section_headers_groups = NULL;
}
if (filedata->section_groups)
{
@ -20810,7 +20747,6 @@ main (int argc, char ** argv)
if (! process_file (argv[optind++]))
err = TRUE;
if (cmdline.dump_sects != NULL)
free (cmdline.dump_sects);
free (dump_ctf_symtab_name);

6
binutils/stabs.c
View File

@ -2119,7 +2119,6 @@ parse_stab_struct_type (void * dhandle,
|| ! parse_stab_tilde_field (dhandle, info, pp, typenums, &vptrbase,
&ownvptr, p_end))
{
if (fields != NULL)
free (fields);
return DEBUG_TYPE_NULL;
}
@ -2955,11 +2954,8 @@ parse_stab_members (void * dhandle,
return TRUE;
fail:
if (name != NULL)
free (name);
if (variants != NULL)
free (variants);
if (argtypes != NULL)
free (argtypes);
return FALSE;
}
@ -3901,7 +3897,6 @@ stab_demangle_argtypes (void *dhandle, struct stab_handle *info,
return minfo.args;
error_return:
if (minfo.typestrings != NULL)
free (minfo.typestrings);
return NULL;
}
@ -4516,7 +4511,6 @@ stab_demangle_template (struct stab_demangle_info *minfo, const char **pp,
if (s3 == NULL || s4 == NULL)
{
stab_bad_demangle (orig);
if (s3 != NULL)
free (s3);
return FALSE;
}

3
binutils/windmc.c
View File

@ -1161,11 +1161,8 @@ main (int argc, char **argv)
}
write_bin ();
if (mc_nodes_lang)
free (mc_nodes_lang);
if (mc_severity_codes)
free (mc_severity_codes);
if (mc_facility_codes)
free (mc_facility_codes);
xexit (0);

1
binutils/windres.c
View File

@ -704,7 +704,6 @@ quot (const char *string)
if ((buflen < slen * 2 + 2) || ! buf)
{
buflen = slen * 2 + 2;
if (buf)
free (buf);
buf = (char *) xmalloc (buflen);
}

1
binutils/wrstabs.c
View File

@ -1224,7 +1224,6 @@ stab_method_type (void *p, bfd_boolean domainp, int argcount,
}
strcat (buf, ";");
if (args != NULL)
free (args);
if (! stab_push_string (info, buf, 0, definition, 0))