f2fs_io: don't give garbage data in upper 32bits

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index c84b6ab..9be99f0 100644 (file)
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -192,7 +192,7 @@ static void do_set_verity(int argc, char **argv, const struct cmd_desc *cmd)
 
 static void do_getflags(int argc, char **argv, const struct cmd_desc *cmd)
 {
-       long flag;
+       long flag = 0;
        int ret, fd;
        int exist = 0;
 
@@ -239,7 +239,7 @@ static void do_getflags(int argc, char **argv, const struct cmd_desc *cmd)
 
 static void do_setflags(int argc, char **argv, const struct cmd_desc *cmd)
 {
-       long flag;
+       long flag = 0;
        int ret, fd;
 
        if (argc != 3) {