diff options
| author | Mark Brown <broonie@kernel.org> | 2014-10-31 09:44:52 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-10-31 09:44:52 +0000 |
| commit | 5bca889af9ee712d0dac3b61b1cec79e7c99ec58 (patch) | |
| tree | f2cefd580d49799f5baac0593e6b70c1503410b2 /drivers/base | |
| parent | b7cd0dbce754d20e841b0c27c177ea91e96481f3 (diff) | |
| parent | cd2c5381cba9b0c40519b25841315621738688a0 (diff) | |
Merge tag 'v3.14.23' into linux-linaro-lsk-v3.14
This is the 3.14.23 stable release
Conflicts:
arch/s390/kvm/interrupt.c
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/firmware_class.c | 3 | ||||
| -rw-r--r-- | drivers/base/regmap/regmap-debugfs.c | 8 | ||||
| -rw-r--r-- | drivers/base/regmap/regmap.c | 7 |
3 files changed, 14 insertions, 4 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index c30df50e4440..2495ee577a64 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -1081,6 +1081,9 @@ _request_firmware(const struct firmware **firmware_p, const char *name, if (!firmware_p) return -EINVAL; + if (!name || name[0] == '\0') + return -EINVAL; + ret = _request_firmware_prepare(&fw, name, device); if (ret <= 0) /* error or already assigned */ goto out; diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c index c5471cd6ebb7..d39fd610aa3b 100644 --- a/drivers/base/regmap/regmap-debugfs.c +++ b/drivers/base/regmap/regmap-debugfs.c @@ -473,6 +473,7 @@ void regmap_debugfs_init(struct regmap *map, const char *name) { struct rb_node *next; struct regmap_range_node *range_node; + const char *devname = "dummy"; /* If we don't have the debugfs root yet, postpone init */ if (!regmap_debugfs_root) { @@ -491,12 +492,15 @@ void regmap_debugfs_init(struct regmap *map, const char *name) INIT_LIST_HEAD(&map->debugfs_off_cache); mutex_init(&map->cache_lock); + if (map->dev) + devname = dev_name(map->dev); + if (name) { map->debugfs_name = kasprintf(GFP_KERNEL, "%s-%s", - dev_name(map->dev), name); + devname, name); name = map->debugfs_name; } else { - name = dev_name(map->dev); + name = devname; } map->debugfs = debugfs_create_dir(name, regmap_debugfs_root); diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 2ea056c09aeb..f6cff3be0ed7 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1308,7 +1308,7 @@ int _regmap_write(struct regmap *map, unsigned int reg, } #ifdef LOG_DEVICE - if (strcmp(dev_name(map->dev), LOG_DEVICE) == 0) + if (map->dev && strcmp(dev_name(map->dev), LOG_DEVICE) == 0) dev_info(map->dev, "%x <= %x\n", reg, val); #endif @@ -1557,6 +1557,9 @@ int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val, } else { void *wval; + if (!val_count) + return -EINVAL; + wval = kmemdup(val, val_count * val_bytes, GFP_KERNEL); if (!wval) { ret = -ENOMEM; @@ -1739,7 +1742,7 @@ static int _regmap_read(struct regmap *map, unsigned int reg, ret = map->reg_read(context, reg, val); if (ret == 0) { #ifdef LOG_DEVICE - if (strcmp(dev_name(map->dev), LOG_DEVICE) == 0) + if (map->dev && strcmp(dev_name(map->dev), LOG_DEVICE) == 0) dev_info(map->dev, "%x => %x\n", reg, *val); #endif |