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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-06-14 09:18:07 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-06-14 09:18:07 +0200
commit37fdb7c90f8cc2f41bdf2190ccc44a37bbf1a295 (patch)
tree2f0c6fdba85b29cf3981053f87e504163aabb270 /tools/objtool/elf.c
parentusb: typec: ucsi: Fix a comment in ucsi_init() (diff)
parentLinux 5.13-rc6 (diff)
downloadlinux-37fdb7c90f8cc2f41bdf2190ccc44a37bbf1a295.tar.gz
linux-37fdb7c90f8cc2f41bdf2190ccc44a37bbf1a295.zip
Merge tag 'v5.13-rc6' into usb-next
We want the usb fixes in here as well, and this resolves some merge issues with: drivers/usb/dwc3/debugfs.c drivers/usb/dwc3/gadget.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/objtool/elf.c')
-rw-r--r--tools/objtool/elf.c25
1 files changed, 24 insertions, 1 deletions
diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c
index 743c2e9d0f56..41bca1d13d8e 100644
--- a/tools/objtool/elf.c
+++ b/tools/objtool/elf.c
@@ -717,7 +717,7 @@ static int elf_add_string(struct elf *elf, struct section *strtab, char *str)
struct symbol *elf_create_undef_symbol(struct elf *elf, const char *name)
{
- struct section *symtab;
+ struct section *symtab, *symtab_shndx;
struct symbol *sym;
Elf_Data *data;
Elf_Scn *s;
@@ -769,6 +769,29 @@ struct symbol *elf_create_undef_symbol(struct elf *elf, const char *name)
symtab->len += data->d_size;
symtab->changed = true;
+ symtab_shndx = find_section_by_name(elf, ".symtab_shndx");
+ if (symtab_shndx) {
+ s = elf_getscn(elf->elf, symtab_shndx->idx);
+ if (!s) {
+ WARN_ELF("elf_getscn");
+ return NULL;
+ }
+
+ data = elf_newdata(s);
+ if (!data) {
+ WARN_ELF("elf_newdata");
+ return NULL;
+ }
+
+ data->d_buf = &sym->sym.st_size; /* conveniently 0 */
+ data->d_size = sizeof(Elf32_Word);
+ data->d_align = 4;
+ data->d_type = ELF_T_WORD;
+
+ symtab_shndx->len += 4;
+ symtab_shndx->changed = true;
+ }
+
sym->sec = find_section_by_index(elf, 0);
elf_add_symbol(elf, sym);