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btrfs-progs: drop O_CREATE from open_ctree_fs_info 

We stat the filesystem path before trying to open it so there's no point
to pass O_CREAT ("btrfs-progs: add stat check in open_ctree_fs_info").

Signed-off-by: David Sterba <dsterba@suse.com>
master
David Sterba 2016-05-20 13:09:17 +02:00
parent 6f508a01f5
commit c27db1238a
1 changed files with 2 additions and 2 deletions
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4
disk-io.c
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@ -1328,7 +1328,7 @@ struct btrfs_fs_info *open_ctree_fs_info(const char *filename,
int fp;
int ret;
struct btrfs_fs_info *info;
int oflags = O_CREAT | O_RDWR;
int oflags = O_RDWR;
struct stat st;
ret = stat(filename, &st);
@ -1344,7 +1344,7 @@ struct btrfs_fs_info *open_ctree_fs_info(const char *filename,
if (!(flags & OPEN_CTREE_WRITES))
oflags = O_RDONLY;
fp = open(filename, oflags, 0600);
fp = open(filename, oflags);
if (fp < 0) {
error("cannot open '%s': %s", filename, strerror(errno));
return NULL;