buildkernel is failing at uipc_sem.c and uipc_shm.c when mac is not enabled.
===> sem (all)
cc -O2 -pipe -fno-strict-aliasing -Werror -D_KERNEL -DKLD_MODULE -nostdinc
-DHAVE_KERNEL_OPTION_HEADERS -include /tmp/obj/usr/src/sys/PASSION/opt_global.h
-I. -I@ -I@/contrib/altq -finline-limit=8000 --param inline-unit-growth=100
--param large-function-growth=1000 -fno-common -fno-omit-frame-pointer
-I/tmp/obj/usr/src/sys/PASSION -mno-sse -mcmodel=kernel -mno-red-zone -mno-mmx
-msoft-float -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector
-std=iso9899:1999 -fstack-protector -Wall -Wredundant-decls -Wnested-externs
-Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual
-Wundef -Wno-pointer-sign -fformat-extensions -Wmissing-include-dirs
-fdiagnostics-show-option -c /usr/src/sys/modules/sem/../../kern/uipc_sem.c
cc1: warnings being treated as errors
/usr/src/sys/modules/sem/../../kern/uipc_sem.c: In function 'ksem_chown':
/usr/src/sys/modules/sem/../../kern/uipc_sem.c:271: warning: 'error' may be
used uninitialized in this function
*** Error code 1
1 error
*** Error code 2
1 error
*** Error code 2
2 errors
*** Error code 2
1 error
*** Error code 2
1 error
cc -c -O2 -frename-registers -pipe -fno-strict-aliasing -std=c99 -Wall
-Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes
-Wpointer-arith -Winline -Wcast-qual -Wundef -Wno-pointer-sign
-fformat-extensions -Wmissing-include-dirs -fdiagnostics-show-option -nostdinc
-I. -I/usr/src/sys -I/usr/src/sys/contrib/altq -D_KERNEL
-DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h -fno-common
-finline-limit=8000 --param inline-unit-growth=100 --param
large-function-growth=1000 -fno-omit-frame-pointer -mno-sse -mcmodel=kernel
-mno-red-zone -mno-mmx -msoft-float -fno-asynchronous-unwind-tables
-ffreestanding -fstack-protector -Werror /usr/src/sys/kern/uipc_shm.c
cc1: warnings being treated as errors
/usr/src/sys/kern/uipc_shm.c: In function 'shm_chown':
/usr/src/sys/kern/uipc_shm.c:700: warning: 'error' may be used uninitialized in
this function
*** Error code 1
Stop in /tmp/obj/usr/src/sys/PASSION.
*** Error code 1
Stop in /usr/src.
*** Error code 1
Stop in /usr/src.
suggested fix:
--- sys/kern/uipc_sem.c.orig 2011-08-17 13:16:52.000000000 +0800
+++ sys/kern/uipc_sem.c 2011-08-17 13:23:28.000000000 +0800
@@ -270,6 +270,7 @@
struct ksem *ks;
int error;
+ error = 0;
ks = fp->f_data;
mtx_lock(&sem_lock);
#ifdef MAC
--- sys/kern/uipc_shm.c.orig 2011-08-17 13:16:52.000000000 +0800
+++ sys/kern/uipc_shm.c 2011-08-17 13:25:37.000000000 +0800
@@ -699,6 +699,7 @@
struct shmfd *shmfd;
int error;
+ error = 0;
shmfd = fp->f_data;
mtx_lock(&shm_timestamp_lock);
#ifdef MAC
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