From 6ac03d3a285547cd376767d7365b7315b6eb115c Mon Sep 17 00:00:00 2001 From: Zhao Lei Date: Thu, 9 Sep 2010 13:50:26 +0800 Subject: Avoid uninitialized variant compile warning When we compile btrfs-progs in RHEL5(with default gcc version 4.1.2 20070626), we can get following error: cc1: warnings being treated as errors btrfs-list.c: In function 'find_updated_files': btrfs-list.c:668: warning: 'disk_offset' may be used uninitialized in this function btrfs-list.c:667: warning: 'disk_start' may be used uninitialized in this function btrfs-list.c:666: warning: 'len' may be used uninitialized in this function make: *** [btrfs-list.o] Error 1 These varient are always initialized except inconsistent data in file system. We can set initial value for these variant for this situation. Signed-off-by: Zhao Lei Signed-off-by: Miao Xie --- btrfs-list.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'btrfs-list.c') diff --git a/btrfs-list.c b/btrfs-list.c index 9dedb5d2..112bed25 100644 --- a/btrfs-list.c +++ b/btrfs-list.c @@ -663,9 +663,9 @@ static int print_one_extent(int fd, struct btrfs_ioctl_search_header *sh, char **cache_dir_name, u64 *cache_ino, char **cache_full_name) { - u64 len; - u64 disk_start; - u64 disk_offset; + u64 len = 0; + u64 disk_start = 0; + u64 disk_offset = 0; u8 type; int compressed = 0; int flags = 0; -- cgit v1.2.3