root@vm-lkp-nex04-8G-7 ~/linux-v4.18-rc2/tools/testing/selftests/android# make
make[1]: warning: jobserver unavailable: using -j1.  Add '+' to parent make 
rule.
make[1]: Entering directory 
'/root/linux-v4.18-rc2/tools/testing/selftests/android/ion'
gcc  -I. -I../../../../../drivers/staging/android/uapi/ 
-I../../../../../usr/include/ -Wall -O2 -g    ionapp_export.c ipcsocket.c 
ionutils.c   -o ionapp_export
ionapp_export.c: In function 'main':
ionapp_export.c:91:2: warning: 'heap_type' may be used uninitialized in
this function [-Wmaybe-uninitialized]
  printf("heap_type: %ld, heap_size: %ld\n", heap_type, heap_size);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

CC: Shuah Khan <sh...@kernel.org>
CC: Pintu Agarwal <pintu.p...@gmail.com>
Signed-off-by: Li Zhijian <lizhij...@cn.fujitsu.com>
---
 tools/testing/selftests/android/ion/ionapp_export.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/testing/selftests/android/ion/ionapp_export.c 
b/tools/testing/selftests/android/ion/ionapp_export.c
index a944e72..b5fa0a2 100644
--- a/tools/testing/selftests/android/ion/ionapp_export.c
+++ b/tools/testing/selftests/android/ion/ionapp_export.c
@@ -51,6 +51,7 @@ int main(int argc, char *argv[])
 
        heap_size = 0;
        flags = 0;
+       heap_type = ION_HEAP_TYPE_SYSTEM;
 
        while ((opt = getopt(argc, argv, "hi:s:")) != -1) {
                switch (opt) {
-- 
2.7.4

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