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author | Stephan Bergmann <sbergman@redhat.com> | 2019-11-27 10:28:52 +0100 |
---|---|---|
committer | Vasily Melenchuk <vasily.melenchuk@cib.de> | 2020-12-05 19:28:45 +0300 |
commit | 4c3f554b44d417bf5ba48d40a8925ef46cc6eaf1 (patch) | |
tree | 686446c6a7c322cdcaf256e25a201710958bd035 | |
parent | 38718128bdedeea4343d0af7d9609ddd69bf5a61 (diff) |
external/liblangtag: Avoid null pointer deref in lt_warning call
Recent GCC 10 trunk warns (when LO is configured with --enable-optimized):
> In file included from lt-script-db.c:24:
> lt-script-db.c: In function ‘lt_script_db_parse.constprop’:
> lt-messages.h:105:2: error: ‘%s’ directive argument is null [-Werror=format-overflow=]
> 105 | lt_message_printf(LT_MSG_WARNING, \
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 106 | LT_MSG_FLAG_NONE, \
> | ~~~~~~~~~~~~~~~~~~~
> 107 | 0, \
> | ~~~~~~
> 108 | __VA_ARGS__)
> | ~~~~~~~~~~~~
> lt-script-db.c:137:4: note: in expansion of macro ‘lt_warning’
> 137 | lt_warning("No subtag node: description = '%s'",
> | ^~~~~~~~~~
> lt-script-db.c:137:47: note: format string is defined here
> 137 | lt_warning("No subtag node: description = '%s'",
> | ^~
Change-Id: I2924f7aab84f4f2640f277ee5c2689753627ae78
Reviewed-on: https://gerrit.libreoffice.org/83869
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
(cherry picked from commit 047e8ae5d189f030d565b13f97a4d6a45b00e6be)
-rw-r--r-- | external/liblangtag/UnpackedTarball_liblangtag.mk | 3 | ||||
-rw-r--r-- | external/liblangtag/Wformat-overflow.patch | 17 |
2 files changed, 20 insertions, 0 deletions
diff --git a/external/liblangtag/UnpackedTarball_liblangtag.mk b/external/liblangtag/UnpackedTarball_liblangtag.mk index cd52b169fa57..66b8051782d0 100644 --- a/external/liblangtag/UnpackedTarball_liblangtag.mk +++ b/external/liblangtag/UnpackedTarball_liblangtag.mk @@ -17,6 +17,8 @@ $(eval $(call gb_UnpackedTarball_set_pre_action,liblangtag,\ $(eval $(call gb_UnpackedTarball_update_autoconf_configs,liblangtag)) +$(eval $(call gb_UnpackedTarball_set_patchlevel,liblangtag,0)) + ifneq ($(OS),MACOSX) ifneq ($(OS),WNT) $(eval $(call gb_UnpackedTarball_add_patches,liblangtag,\ @@ -29,6 +31,7 @@ $(eval $(call gb_UnpackedTarball_add_patches,liblangtag, \ $(if $(SYSTEM_LIBXML),,external/liblangtag/langtag-libtool-rpath.patch.0) \ external/liblangtag/clang-cl.patch.0 \ external/liblangtag/langtag-valencia.patch.0 \ + external/liblangtag/Wformat-overflow.patch \ )) # vim: set noet sw=4 ts=4: diff --git a/external/liblangtag/Wformat-overflow.patch b/external/liblangtag/Wformat-overflow.patch new file mode 100644 index 000000000000..f2d017e4b395 --- /dev/null +++ b/external/liblangtag/Wformat-overflow.patch @@ -0,0 +1,17 @@ +--- liblangtag/lt-script-db.c ++++ liblangtag/lt-script-db.c +@@ -134,8 +134,12 @@ + cnode = cnode->next; + } + if (!subtag) { +- lt_warning("No subtag node: description = '%s'", +- desc); ++ if (!desc) { ++ lt_warning("No subtag nor description node"); ++ } else { ++ lt_warning("No subtag node: description = '%s'", ++ desc); ++ } + goto bail1; + } + if (!desc) { |