diff options
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/mcp-core.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mfd/mcp-core.c b/drivers/mfd/mcp-core.c index 62e5e3617eb0..7f5066e39752 100644 --- a/drivers/mfd/mcp-core.c +++ b/drivers/mfd/mcp-core.c @@ -137,6 +137,7 @@ EXPORT_SYMBOL(mcp_reg_read); void mcp_enable(struct mcp *mcp) { unsigned long flags; + spin_lock_irqsave(&mcp->lock, flags); if (mcp->use_count++ == 0) mcp->ops->enable(mcp); |