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scripts/sorttable: Remove unneeded Elf_Rel

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The code had references to initialize the Elf_Rel relocation tables, but
it was never used. Remove it.

Cc: bpf <[email protected]>
Cc: Masami Hiramatsu <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Mathieu Desnoyers <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Masahiro Yamada <[email protected]>
Cc: Nathan Chancellor <[email protected]>
Cc: Nicolas Schier <[email protected]>
Cc: Zheng Yejian <[email protected]>
Cc: Martin  Kelly <[email protected]>
Cc: Christophe Leroy <[email protected]>
Cc: Josh Poimboeuf <[email protected]>
Link: https://lore.kernel.org/[email protected]
Signed-off-by: Steven Rostedt (Google) <[email protected]>
This commit is contained in:
Steven Rostedt authored and Steven Rostedt (Google) committed 2025-01-07 22:23:04 -05:00
1 parent 4f48a28b37
commit 6f2c2f93a1
1 file changed
+2 -21
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scripts/sorttable.h
+2 -21
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@@ -26,7 +26,6 @@
#undef Elf_Addr
#undef Elf_Ehdr
#undef Elf_Shdr
#undef Elf_Rel
#undef Elf_Sym
#undef ELF_ST_TYPE
#undef uint_t
@@ -42,7 +41,6 @@
# define Elf_Addr Elf64_Addr
# define Elf_Ehdr Elf64_Ehdr
# define Elf_Shdr Elf64_Shdr
# define Elf_Rel Elf64_Rel
# define Elf_Sym Elf64_Sym
# define ELF_ST_TYPE ELF64_ST_TYPE
# define uint_t uint64_t
@@ -57,7 +55,6 @@
# define Elf_Addr Elf32_Addr
# define Elf_Ehdr Elf32_Ehdr
# define Elf_Shdr Elf32_Shdr
# define Elf_Rel Elf32_Rel
# define Elf_Sym Elf32_Sym
# define ELF_ST_TYPE ELF32_ST_TYPE
# define uint_t uint32_t
@@ -248,14 +245,10 @@ static int do_sort(Elf_Ehdr *ehdr,
Elf32_Word *symtab_shndx = NULL;
Elf_Sym *sort_needed_sym = NULL;
Elf_Shdr *sort_needed_sec;
Elf_Rel *relocs = NULL;
int relocs_size = 0;
uint32_t *sort_needed_loc;
const char *secstrings;
const char *strtab;
char *extab_image;
int extab_index = 0;
int i;
int idx;
unsigned int shnum;
unsigned int shstrndx;
@@ -279,23 +272,15 @@ static int do_sort(Elf_Ehdr *ehdr,
if (shnum == SHN_UNDEF)
shnum = _r(&shdr[0].sh_size);
for (i = 0, s = shdr; s < shdr + shnum; i++, s++) {
for (s = shdr; s < shdr + shnum; s++) {
idx = r(&s->sh_name);
if (!strcmp(secstrings + idx, "__ex_table")) {
if (!strcmp(secstrings + idx, "__ex_table"))
extab_sec = s;
extab_index = i;
}
if (!strcmp(secstrings + idx, ".symtab"))
symtab_sec = s;
if (!strcmp(secstrings + idx, ".strtab"))
strtab_sec = s;
if ((r(&s->sh_type) == SHT_REL ||
r(&s->sh_type) == SHT_RELA) &&
r(&s->sh_info) == extab_index) {
relocs = (void *)ehdr + _r(&s->sh_offset);
relocs_size = _r(&s->sh_size);
}
if (r(&s->sh_type) == SHT_SYMTAB_SHNDX)
symtab_shndx = (Elf32_Word *)((const char *)ehdr +
_r(&s->sh_offset));
@@ -397,10 +382,6 @@ static int do_sort(Elf_Ehdr *ehdr,
extable_ent_size, compare_extable);
}
/* If there were relocations, we no longer need them. */
if (relocs)
memset(relocs, 0, relocs_size);
/* find the flag main_extable_sort_needed */
for (sym = (void *)ehdr + _r(&symtab_sec->sh_offset);
sym < sym + _r(&symtab_sec->sh_size) / sizeof(Elf_Sym);