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| author | Dominik Brodowski <linux@dominikbrodowski.net> | 2010-01-16 01:14:38 +0100 |
|---|---|---|
| committer | Dominik Brodowski <linux@dominikbrodowski.net> | 2010-02-17 17:48:17 +0100 |
| commit | 64d8d46f5f501a19aec4db7ff93faf1b831d05ed (patch) | |
| tree | eae12e7cfea8259449eb14da6e449938773ac1fe /drivers/pcmcia/socket_sysfs.c | |
| parent | 9e86749cff70fca505c7c1a9dc760d193f27a059 (diff) | |
| download | linux-3.10-64d8d46f5f501a19aec4db7ff93faf1b831d05ed.tar.gz linux-3.10-64d8d46f5f501a19aec4db7ff93faf1b831d05ed.tar.bz2 linux-3.10-64d8d46f5f501a19aec4db7ff93faf1b831d05ed.zip | |
pcmcia: properly lock skt->irq, skt->irq_mask
Tested-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/pcmcia/socket_sysfs.c')
| -rw-r--r-- | drivers/pcmcia/socket_sysfs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pcmcia/socket_sysfs.c b/drivers/pcmcia/socket_sysfs.c index 537d79305e7..1cba9d38d81 100644 --- a/drivers/pcmcia/socket_sysfs.c +++ b/drivers/pcmcia/socket_sysfs.c @@ -167,7 +167,9 @@ static ssize_t pccard_store_irq_mask(struct device *dev, ret = sscanf(buf, "0x%x\n", &mask); if (ret == 1) { + mutex_lock(&s->ops_mutex); s->irq_mask &= mask; + mutex_unlock(&s->ops_mutex); ret = 0; } |