diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2015-10-16 17:09:13 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-16 23:25:48 -0700 |
| commit | 73061da07d28ac6724bcd9ce4b51cf51a8b6b40e (patch) | |
| tree | bda6bd37fb26f21fa47d6e49de3483e124952ed4 /drivers/hwtracing | |
| parent | 1c090575b013cd1f0070567203498704fa61b2fc (diff) | |
intel_th: Check for NULL instead of ERR_PTR
devm_ioremap() returns NULL on error, it doesn't return an ERR_PTR,
which is what the current code does. This patch corrects these
checks.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing')
| -rw-r--r-- | drivers/hwtracing/intel_th/gth.c | 4 | ||||
| -rw-r--r-- | drivers/hwtracing/intel_th/msu.c | 4 | ||||
| -rw-r--r-- | drivers/hwtracing/intel_th/pti.c | 4 | ||||
| -rw-r--r-- | drivers/hwtracing/intel_th/sth.c | 8 |
4 files changed, 10 insertions, 10 deletions
diff --git a/drivers/hwtracing/intel_th/gth.c b/drivers/hwtracing/intel_th/gth.c index 673d272ee400..2dc5378ccd3a 100644 --- a/drivers/hwtracing/intel_th/gth.c +++ b/drivers/hwtracing/intel_th/gth.c @@ -635,8 +635,8 @@ static int intel_th_gth_probe(struct intel_th_device *thdev) return -ENODEV; base = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(base)) - return PTR_ERR(base); + if (!base) + return -ENOMEM; gth = devm_kzalloc(dev, sizeof(*gth), GFP_KERNEL); if (!gth) diff --git a/drivers/hwtracing/intel_th/msu.c b/drivers/hwtracing/intel_th/msu.c index 80a12384ed20..70ca27e45602 100644 --- a/drivers/hwtracing/intel_th/msu.c +++ b/drivers/hwtracing/intel_th/msu.c @@ -1458,8 +1458,8 @@ static int intel_th_msc_probe(struct intel_th_device *thdev) return -ENODEV; base = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(base)) - return PTR_ERR(base); + if (!base) + return -ENOMEM; msc = devm_kzalloc(dev, sizeof(*msc), GFP_KERNEL); if (!msc) diff --git a/drivers/hwtracing/intel_th/pti.c b/drivers/hwtracing/intel_th/pti.c index 1e3bbc89825c..57cbfdcc7ef0 100644 --- a/drivers/hwtracing/intel_th/pti.c +++ b/drivers/hwtracing/intel_th/pti.c @@ -207,8 +207,8 @@ static int intel_th_pti_probe(struct intel_th_device *thdev) return -ENODEV; base = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(base)) - return PTR_ERR(base); + if (!base) + return -ENOMEM; pti = devm_kzalloc(dev, sizeof(*pti), GFP_KERNEL); if (!pti) diff --git a/drivers/hwtracing/intel_th/sth.c b/drivers/hwtracing/intel_th/sth.c index e488fccbfdec..56101c33e10f 100644 --- a/drivers/hwtracing/intel_th/sth.c +++ b/drivers/hwtracing/intel_th/sth.c @@ -194,16 +194,16 @@ static int intel_th_sth_probe(struct intel_th_device *thdev) return -ENODEV; base = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(base)) - return PTR_ERR(base); + if (!base) + return -ENOMEM; res = intel_th_device_get_resource(thdev, IORESOURCE_MEM, 1); if (!res) return -ENODEV; channels = devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(channels)) - return PTR_ERR(channels); + if (!channels) + return -ENOMEM; sth = devm_kzalloc(dev, sizeof(*sth), GFP_KERNEL); if (!sth) |