This is a note to let you know that I've just added the patch titled
kconfig: fix memory leak in sym_warn_unmet_dep()
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
kconfig-fix-memory-leak-in-sym_warn_unmet_dep.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 16e8a0e26c72f08f0291248368fbaf1379d94862
Author: Masahiro Yamada <masahiroy@xxxxxxxxxx>
Date: Mon Jan 20 17:10:31 2025 +0900
kconfig: fix memory leak in sym_warn_unmet_dep()
[ Upstream commit a409fc1463d664002ea9bf700ae4674df03de111 ]
The string allocated in sym_warn_unmet_dep() is never freed, leading
to a memory leak when an unmet dependency is detected.
Fixes: f8f69dc0b4e0 ("kconfig: make unmet dependency warnings readable")
Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
Reviewed-by: Petr Vorel <pvorel@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 15d958ba99880..d1e9c06456ae6 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -321,6 +321,7 @@ static void sym_warn_unmet_dep(struct symbol *sym)
" Selected by [m]:\n");
fputs(str_get(&gs), stderr);
+ str_free(&gs);
sym_warnings++;
}
