[PATCH] spi: potential memleak in spidev_ioctl

[Florin Malita <fmalita@gmail.com>]

'ioc' should be deallocated if __copy_from_user fails (found by Coverity 
- CID 1644).

Signed-off-by: Florin Malita <fmalita@gmail.com>
---

spidev.c |    1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index c0a6dce..2464f34 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -364,6 +364,7 @@ spidev_ioctl(struct inode *inode, struct file *filp,
			break;
		}
		if (__copy_from_user(ioc, (void __user *)arg, tmp)) {
+			kfree(ioc);
			retval = -EFAULT;
			break;
		}

-
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