diff options
Diffstat (limited to 'drivers/scsi/ufs')
-rw-r--r-- | drivers/scsi/ufs/ufshcd-pltfrm.c | 15 | ||||
-rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 3 |
2 files changed, 15 insertions, 3 deletions
diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c index 10eec501f6b3..bfc589f4baf5 100644 --- a/drivers/scsi/ufs/ufshcd-pltfrm.c +++ b/drivers/scsi/ufs/ufshcd-pltfrm.c @@ -125,9 +125,20 @@ out: return ret; } +static bool phandle_exists(const struct device_node *np, + const char *phandle_name, int index) +{ + struct device_node *parse_np = of_parse_phandle(np, phandle_name, index); + + if (parse_np) + of_node_put(parse_np); + + return parse_np != NULL; +} + #define MAX_PROP_SIZE 32 static int ufshcd_populate_vreg(struct device *dev, const char *name, - struct ufs_vreg **out_vreg) + struct ufs_vreg **out_vreg) { int ret = 0; char prop_name[MAX_PROP_SIZE]; @@ -140,7 +151,7 @@ static int ufshcd_populate_vreg(struct device *dev, const char *name, } snprintf(prop_name, MAX_PROP_SIZE, "%s-supply", name); - if (!of_parse_phandle(np, prop_name, 0)) { + if (!phandle_exists(np, prop_name, 0)) { dev_info(dev, "%s: Unable to find %s regulator, assuming enabled\n", __func__, prop_name); goto out; diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 670f4c7934f8..363adf489079 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -3265,7 +3265,7 @@ int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index, */ ret = utf16s_to_utf8s(uc_str->uc, uc_str->len - QUERY_DESC_HDR_SIZE, - UTF16_BIG_ENDIAN, str, ascii_len); + UTF16_BIG_ENDIAN, str, ascii_len - 1); /* replace non-printable or non-ASCII characters with spaces */ for (i = 0; i < ret; i++) @@ -8530,5 +8530,6 @@ EXPORT_SYMBOL_GPL(ufshcd_init); MODULE_AUTHOR("Santosh Yaragnavi <santosh.sy@samsung.com>"); MODULE_AUTHOR("Vinayak Holikatti <h.vinayak@samsung.com>"); MODULE_DESCRIPTION("Generic UFS host controller driver Core"); +MODULE_SOFTDEP("pre: governor_simpleondemand"); MODULE_LICENSE("GPL"); MODULE_VERSION(UFSHCD_DRIVER_VERSION); |