Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
ARM: OMAP: Release i2c_adapter after use (Siemens SX1)
Each call to i2c_get_adapter() must be followed by a call to
i2c_put_adapter() to release the grabbed reference. Otherwise the
reference count grows forever and the adapter can never be
unregistered.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Vladimir Ananiev <vovan888@gmail.com>
Acked-by: Tony Lindgren <tony@atomide.com>
authored by
Jean Delvare
and committed by
Jean Delvare
c9a2c46d
4fa2b1cd
+2
+2
arch/arm/mach-omap1/board-sx1.c
+2
arch/arm/mach-omap1/board-sx1.c
···
61
61
data[0] = regoffset; /* register num */
62
62
data[1] = value; /* register data */
63
63
err = i2c_transfer(adap, msg, 1);
64
+
i2c_put_adapter(adap);
64
65
if (err >= 0)
65
66
return 0;
66
67
return err;
···
92
91
msg->buf = data;
93
92
err = i2c_transfer(adap, msg, 1);
94
93
*value = data[0];
94
+
i2c_put_adapter(adap);
95
95
96
96
if (err >= 0)
97
97
return 0;