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author | Masahiro Yamada <masahiroy@kernel.org> | 2020-06-01 07:57:15 +0200 |
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committer | Masahiro Yamada <masahiroy@kernel.org> | 2020-06-06 16:38:12 +0200 |
commit | f693153519607449d3e270d9e6af20b032543c05 (patch) | |
tree | cd8725af4bb78e9a96aa25b172215ed1b11ce1ca | |
parent | modpost: show warning if any of symbol dump files is missing (diff) | |
download | linux-f693153519607449d3e270d9e6af20b032543c05.tar.xz linux-f693153519607449d3e270d9e6af20b032543c05.zip |
modpost: drop RCS/CVS $Revision handling in MODULE_VERSION()
As far as I understood, this code gets rid of '$Revision$' or '$Revision:'
of CVS, RCS or whatever in MODULE_VERSION() tags.
Remove the primeval code.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
-rw-r--r-- | scripts/mod/modpost.c | 3 | ||||
-rw-r--r-- | scripts/mod/modpost.h | 4 | ||||
-rw-r--r-- | scripts/mod/sumversion.c | 66 |
3 files changed, 0 insertions, 73 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 3df26789c2e6..fbb3d3391e52 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -2066,9 +2066,6 @@ static void read_symbols(const char *modname) check_sec_ref(mod, modname, &info); version = get_modinfo(&info, "version"); - if (version) - maybe_frob_rcs_version(modname, version, info.modinfo, - version - (char *)info.hdr); if (version || (all_versions && !is_vmlinux(modname))) get_src_version(modname, mod->srcversion, sizeof(mod->srcversion)-1); diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h index 933a88c733bc..e5eace03a2b3 100644 --- a/scripts/mod/modpost.h +++ b/scripts/mod/modpost.h @@ -188,10 +188,6 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, void add_moddevtable(struct buffer *buf, struct module *mod); /* sumversion.c */ -void maybe_frob_rcs_version(const char *modfilename, - char *version, - void *modinfo, - unsigned long modinfo_offset); void get_src_version(const char *modname, char sum[], unsigned sumlen); /* from modpost.c */ diff --git a/scripts/mod/sumversion.c b/scripts/mod/sumversion.c index 63062024ce0e..f27f22420cbc 100644 --- a/scripts/mod/sumversion.c +++ b/scripts/mod/sumversion.c @@ -429,69 +429,3 @@ void get_src_version(const char *modname, char sum[], unsigned sumlen) release: release_file(file, len); } - -static void write_version(const char *filename, const char *sum, - unsigned long offset) -{ - int fd; - - fd = open(filename, O_RDWR); - if (fd < 0) { - warn("changing sum in %s failed: %s\n", - filename, strerror(errno)); - return; - } - - if (lseek(fd, offset, SEEK_SET) == (off_t)-1) { - warn("changing sum in %s:%lu failed: %s\n", - filename, offset, strerror(errno)); - goto out; - } - - if (write(fd, sum, strlen(sum)+1) != strlen(sum)+1) { - warn("writing sum in %s failed: %s\n", - filename, strerror(errno)); - goto out; - } -out: - close(fd); -} - -static int strip_rcs_crap(char *version) -{ - unsigned int len, full_len; - - if (strncmp(version, "$Revision", strlen("$Revision")) != 0) - return 0; - - /* Space for version string follows. */ - full_len = strlen(version) + strlen(version + strlen(version) + 1) + 2; - - /* Move string to start with version number: prefix will be - * $Revision$ or $Revision: */ - len = strlen("$Revision"); - if (version[len] == ':' || version[len] == '$') - len++; - while (isspace(version[len])) - len++; - memmove(version, version+len, full_len-len); - full_len -= len; - - /* Preserve up to next whitespace. */ - len = 0; - while (version[len] && !isspace(version[len])) - len++; - memmove(version + len, version + strlen(version), - full_len - strlen(version)); - return 1; -} - -/* Clean up RCS-style version numbers. */ -void maybe_frob_rcs_version(const char *modfilename, - char *version, - void *modinfo, - unsigned long version_offset) -{ - if (strip_rcs_crap(version)) - write_version(modfilename, version, version_offset); -} |