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Subject[PATCH] scripts/kconfig/menu.c: warning: jump may be used uninitialized in this function
While doing "make oldconfig" on 3.12-rc7 with gcc-4.7.2 (Debian), the 
following warning is printed:

HOSTCC scripts/kconfig/
In file included from scripts/kconfig/
/usr/local/src/linux-git/scripts/kconfig/menu.c: In function ‘get_symbol_str’:
/usr/local/src/linux-git/scripts/kconfig/menu.c:586:18: warning: ‘jump’ may be used uninitialized in this function [-Wmaybe-uninitialized]
/usr/local/src/linux-git/scripts/kconfig/menu.c:547:19: note: ‘jump’ was declared here

The following patch seems to fix that:

Signed-off-by: Christian Kujau <>

diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index c1d5320..23b1827 100644
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -544,7 +544,7 @@ static void get_prompt_str(struct gstr *r, struct property *prop,
int i, j;
struct menu *submenu[8], *menu, *location = NULL;
- struct jump_key *jump;
+ struct jump_key *jump = NULL;

str_printf(r, _("Prompt: %s\n"), _(prop->text));
menu = prop->menu->parent;

BOFH excuse #177:

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