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authorTai-hwa Liang <avatar@sentelic.com>2011-12-23 01:14:31 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-12-23 01:15:31 -0800
commitd9bae67a7a91a6cc2e7a99d5ae72ada62abcc993 (patch)
tree767ca89b8f2cf174edcafc6eca2acdded17b5805 /drivers/input
parent8521478f67e95ada4e87970c7b41e504c724b2cf (diff)
Input: sentelic - release mutex upon register write failure
Make sure that mutex is released upon register writing failure. This fixes boot freezing observed on ARM based OLPC (http://dev.laptop.org/ticket/11357). Signed-off-by: Paul Fox <pgf@laptop.org> Signed-off-by: Tai-hwa Liang <avatar@sentelic.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/mouse/sentelic.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c
index c5b12d2e955..a2c15e9a8e7 100644
--- a/drivers/input/mouse/sentelic.c
+++ b/drivers/input/mouse/sentelic.c
@@ -162,7 +162,7 @@ static int fsp_reg_write(struct psmouse *psmouse, int reg_addr, int reg_val)
ps2_sendbyte(ps2dev, v, FSP_CMD_TIMEOUT2);
if (ps2_sendbyte(ps2dev, 0xf3, FSP_CMD_TIMEOUT) < 0)
- return -1;
+ goto out;
if ((v = fsp_test_invert_cmd(reg_val)) != reg_val) {
/* inversion is required */
@@ -261,7 +261,7 @@ static int fsp_page_reg_write(struct psmouse *psmouse, int reg_val)
ps2_sendbyte(ps2dev, 0x88, FSP_CMD_TIMEOUT2);
if (ps2_sendbyte(ps2dev, 0xf3, FSP_CMD_TIMEOUT) < 0)
- return -1;
+ goto out;
if ((v = fsp_test_invert_cmd(reg_val)) != reg_val) {
ps2_sendbyte(ps2dev, 0x47, FSP_CMD_TIMEOUT2);