diff options
| author | Devendra Naga <devendra.aaru@gmail.com> | 2015-01-02 13:17:06 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-01-17 16:05:02 -0800 |
| commit | 60c47c62f012b4f551132374e37e4f93a9596107 (patch) | |
| tree | 11789a1b06b62fc7fe676636b949b62b2b50d316 /drivers/staging/cptm1217/clearpad_tm1217.c | |
| parent | d6b87b0a64879fd548e836bdc901ad20de99cd4b (diff) | |
cptm1217: check if interrupts are masked at probe
the function cp_tm1217_mask_interrupt can return failure.
added the check and the failure path.
Cc: Ramesh Agarwal <ramesh.agarwal@intel.com>
Signed-off-by: Devendra Naga <devendra.aaru@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/cptm1217/clearpad_tm1217.c')
| -rw-r--r-- | drivers/staging/cptm1217/clearpad_tm1217.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/staging/cptm1217/clearpad_tm1217.c b/drivers/staging/cptm1217/clearpad_tm1217.c index 7f265ce0dd13..43046049830c 100644 --- a/drivers/staging/cptm1217/clearpad_tm1217.c +++ b/drivers/staging/cptm1217/clearpad_tm1217.c @@ -446,6 +446,12 @@ static int cp_tm1217_probe(struct i2c_client *client, /* Mask all the interrupts */ retval = cp_tm1217_mask_interrupt(ts); + if (retval) { + dev_err(ts->dev, "failed to mask interrupts, error: %d\n", + retval); + kfree(ts); + return retval; + } /* Read the controller information */ cp_tm1217_init_data(ts); |