diff options
| author | Roel Kluin <[email protected]> | 2009-04-02 23:57:18 +0000 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2009-04-03 02:04:53 +0000 |
| commit | 880fe76ee6f38eda82e9f3de9a7a206dfd1bab9d (patch) | |
| tree | b5f5d085e73bdf352a9878e622d151f98bac6607 /fs/hppfs/hppfs.c | |
| parent | ext3: avoid false EIO errors (diff) | |
| download | kernel-880fe76ee6f38eda82e9f3de9a7a206dfd1bab9d.tar.gz kernel-880fe76ee6f38eda82e9f3de9a7a206dfd1bab9d.zip | |
hppfs: hppfs_read_file() may return -ERROR
hppfs_read_file() may return (ssize_t) -ENOMEM, or -EFAULT. When stored
in size_t 'count', these errors will not be noticed, a large value will be
added to *ppos.
Signed-off-by: Roel Kluin <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'fs/hppfs/hppfs.c')
| -rw-r--r-- | fs/hppfs/hppfs.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/hppfs/hppfs.c b/fs/hppfs/hppfs.c index b278f7f52024..a5089a6dd67a 100644 --- a/fs/hppfs/hppfs.c +++ b/fs/hppfs/hppfs.c @@ -280,7 +280,12 @@ static ssize_t hppfs_read(struct file *file, char __user *buf, size_t count, "errno = %d\n", err); return err; } - count = hppfs_read_file(hppfs->host_fd, buf, count); + err = hppfs_read_file(hppfs->host_fd, buf, count); + if (err < 0) { + printk(KERN_ERR "hppfs_read: read failed: %d\n", err); + return err; + } + count = err; if (count > 0) *ppos += count; } |