diff options
Diffstat (limited to 'fs/sync.c')
| -rw-r--r-- | fs/sync.c | 29 |
1 files changed, 11 insertions, 18 deletions
diff --git a/fs/sync.c b/fs/sync.c index 67df255eb189..2955cd4c77a3 100644 --- a/fs/sync.c +++ b/fs/sync.c @@ -148,11 +148,11 @@ void emergency_sync(void) */ SYSCALL_DEFINE1(syncfs, int, fd) { - struct fd f = fdget(fd); + CLASS(fd, f)(fd); struct super_block *sb; int ret, ret2; - if (!fd_file(f)) + if (fd_empty(f)) return -EBADF; sb = fd_file(f)->f_path.dentry->d_sb; @@ -162,7 +162,6 @@ SYSCALL_DEFINE1(syncfs, int, fd) ret2 = errseq_check_and_advance(&sb->s_wb_err, &fd_file(f)->f_sb_err); - fdput(f); return ret ? ret : ret2; } @@ -205,14 +204,12 @@ EXPORT_SYMBOL(vfs_fsync); static int do_fsync(unsigned int fd, int datasync) { - struct fd f = fdget(fd); - int ret = -EBADF; + CLASS(fd, f)(fd); - if (fd_file(f)) { - ret = vfs_fsync(fd_file(f), datasync); - fdput(f); - } - return ret; + if (fd_empty(f)) + return -EBADF; + + return vfs_fsync(fd_file(f), datasync); } SYSCALL_DEFINE1(fsync, unsigned int, fd) @@ -355,16 +352,12 @@ out: int ksys_sync_file_range(int fd, loff_t offset, loff_t nbytes, unsigned int flags) { - int ret; - struct fd f; + CLASS(fd, f)(fd); - ret = -EBADF; - f = fdget(fd); - if (fd_file(f)) - ret = sync_file_range(fd_file(f), offset, nbytes, flags); + if (fd_empty(f)) + return -EBADF; - fdput(f); - return ret; + return sync_file_range(fd_file(f), offset, nbytes, flags); } SYSCALL_DEFINE4(sync_file_range, int, fd, loff_t, offset, loff_t, nbytes, |