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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-05-07 11:29:25 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-05-07 11:29:25 +1000 |
| commit | 1ed31d6db90d51010545921e59d369d2f92b7ac2 (patch) | |
| tree | 358a0b346bc8135cd5e53700eb44308b1a7c8c5b /drivers/char/pcmcia/cm4000_cs.c | |
| parent | ceba1abcb00b0ef0b1efcd715285f6e05523edef (diff) | |
| parent | 722154e4cacf015161efe60009ae9be23d492296 (diff) | |
| download | linux-1ed31d6db90d51010545921e59d369d2f92b7ac2.tar.gz | |
Merge commit 'origin/master' into next
Diffstat (limited to 'drivers/char/pcmcia/cm4000_cs.c')
| -rw-r--r-- | drivers/char/pcmcia/cm4000_cs.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c index c9bc896d68af..90b199f97bec 100644 --- a/drivers/char/pcmcia/cm4000_cs.c +++ b/drivers/char/pcmcia/cm4000_cs.c @@ -1026,14 +1026,16 @@ static ssize_t cmm_read(struct file *filp, __user char *buf, size_t count, xoutb(0, REG_FLAGS1(iobase)); /* clear detectCMM */ /* last check before exit */ - if (!io_detect_cm4000(iobase, dev)) - count = -ENODEV; + if (!io_detect_cm4000(iobase, dev)) { + rc = -ENODEV; + goto release_io; + } if (test_bit(IS_INVREV, &dev->flags) && count > 0) str_invert_revert(dev->rbuf, count); if (copy_to_user(buf, dev->rbuf, count)) - return -EFAULT; + rc = -EFAULT; release_io: clear_bit(LOCK_IO, &dev->flags); |