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| author | Sebastian Ott <sebott@linux.vnet.ibm.com> | 2016-01-25 10:30:27 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-01-26 12:47:23 +0100 |
| commit | 0d9bfe9123cfde59bf5c2e375b59d2a7d5061c4c (patch) | |
| tree | dabfd7b8bd41bfd5b75fd332aafb03122fa0df78 /drivers/s390/cio/chp.c | |
| parent | d8f51227f33fbb34e1e54e315175268f54e573e7 (diff) | |
| download | linux-0d9bfe9123cfde59bf5c2e375b59d2a7d5061c4c.tar.bz2 | |
s390/cio: fix measurement characteristics memleak
Measurement characteristics are allocated during channel path
registration but not freed during deregistration. Fix this by
embedding these characteristics inside struct channel_path.
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Reviewed-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/chp.c')
| -rw-r--r-- | drivers/s390/cio/chp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/s390/cio/chp.c b/drivers/s390/cio/chp.c index c692dfebd0ba..3d2b6c48c18e 100644 --- a/drivers/s390/cio/chp.c +++ b/drivers/s390/cio/chp.c @@ -139,11 +139,11 @@ static ssize_t chp_measurement_chars_read(struct file *filp, device = container_of(kobj, struct device, kobj); chp = to_channelpath(device); - if (!chp->cmg_chars) + if (chp->cmg == -1) return 0; - return memory_read_from_buffer(buf, count, &off, - chp->cmg_chars, sizeof(struct cmg_chars)); + return memory_read_from_buffer(buf, count, &off, &chp->cmg_chars, + sizeof(chp->cmg_chars)); } static struct bin_attribute chp_measurement_chars_attr = { |