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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2017-05-02 09:48:26 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-05-02 09:48:26 -0700
commit0337966d121ebebf73a1c346123e8112796e684e (patch)
treec0d4388591e72dc5a26ee976a9cbca70f6bafbbd /scripts/mod/modpost.c
parent7c5bb4ac2b76d2a09256aec8a7d584bf3e2b0466 (diff)
parent8a038b83e012097a7ac6cfb9f6c5fac1da8fad6e (diff)
Merge branch 'next' into for-linus
Prepare input updates for 4.12 merge window.
Diffstat (limited to 'scripts/mod/modpost.c')
-rw-r--r--scripts/mod/modpost.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 29c89a6bad3d..30d752a4a6a6 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -621,6 +621,16 @@ static void handle_modversions(struct module *mod, struct elf_info *info,
if (strncmp(symname, CRC_PFX, strlen(CRC_PFX)) == 0) {
is_crc = true;
crc = (unsigned int) sym->st_value;
+ if (sym->st_shndx != SHN_UNDEF && sym->st_shndx != SHN_ABS) {
+ unsigned int *crcp;
+
+ /* symbol points to the CRC in the ELF object */
+ crcp = (void *)info->hdr + sym->st_value +
+ info->sechdrs[sym->st_shndx].sh_offset -
+ (info->hdr->e_type != ET_REL ?
+ info->sechdrs[sym->st_shndx].sh_addr : 0);
+ crc = *crcp;
+ }
sym_update_crc(symname + strlen(CRC_PFX), mod, crc,
export);
}
@@ -844,6 +854,7 @@ static const char *const section_white_list[] =
".cmem*", /* EZchip */
".fmt_slot*", /* EZchip */
".gnu.lto*",
+ ".discard.*",
NULL
};