3736612d25
commit 0c5b6c28ed68becb692b43eae5e44d5aa7e160ce upstream.
Prior to this commit, starting nconfig, xconfig or gconfig, and saving
the .config file more than once caused data loss, where a .config file
that contained only comments would be written to disk starting from the
second save operation.
This bug manifests itself because the SYMBOL_WRITTEN flag is never
cleared after the first call to conf_write, and subsequent calls to
conf_write then skip all of the configuration symbols due to the
SYMBOL_WRITTEN flag being set.
This commit resolves this issue by clearing the SYMBOL_WRITTEN flag
from all symbols before conf_write returns.
Fixes: 8e2442a5f86e ("kconfig: fix missing choice values in auto.conf")
Cc: linux-stable <stable@vger.kernel.org> # 4.19+
Signed-off-by: M. Vefa Bicakci <m.v.b@runbox.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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| .. | ||
| lxdialog | ||
| tests | ||
| .gitignore | ||
| conf.c | ||
| confdata.c | ||
| expr.c | ||
| expr.h | ||
| gconf-cfg.sh | ||
| gconf.c | ||
| gconf.glade | ||
| images.c | ||
| kconf_id.c | ||
| list.h | ||
| lkc.h | ||
| lkc_proto.h | ||
| Makefile | ||
| mconf-cfg.sh | ||
| mconf.c | ||
| menu.c | ||
| merge_config.sh | ||
| nconf-cfg.sh | ||
| nconf.c | ||
| nconf.gui.c | ||
| nconf.h | ||
| preprocess.c | ||
| qconf-cfg.sh | ||
| qconf.cc | ||
| qconf.h | ||
| streamline_config.pl | ||
| symbol.c | ||
| util.c | ||
| zconf.l | ||
| zconf.y | ||