diff options
Diffstat (limited to 'drivers/soc/qcom/mdt_loader.c')
| -rw-r--r-- | drivers/soc/qcom/mdt_loader.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/soc/qcom/mdt_loader.c b/drivers/soc/qcom/mdt_loader.c index 0ca268bdf1f8..a5c80d4fcc36 100644 --- a/drivers/soc/qcom/mdt_loader.c +++ b/drivers/soc/qcom/mdt_loader.c @@ -39,12 +39,14 @@ static bool mdt_header_valid(const struct firmware *fw) if (phend > fw->size) return false; - if (ehdr->e_shentsize != sizeof(struct elf32_shdr)) - return false; + if (ehdr->e_shentsize || ehdr->e_shnum) { + if (ehdr->e_shentsize != sizeof(struct elf32_shdr)) + return false; - shend = size_add(size_mul(sizeof(struct elf32_shdr), ehdr->e_shnum), ehdr->e_shoff); - if (shend > fw->size) - return false; + shend = size_add(size_mul(sizeof(struct elf32_shdr), ehdr->e_shnum), ehdr->e_shoff); + if (shend > fw->size) + return false; + } return true; } @@ -302,7 +304,7 @@ out: } EXPORT_SYMBOL_GPL(qcom_mdt_pas_init); -static bool qcom_mdt_bins_are_split(const struct firmware *fw, const char *fw_name) +static bool qcom_mdt_bins_are_split(const struct firmware *fw) { const struct elf32_phdr *phdrs; const struct elf32_hdr *ehdr; @@ -331,9 +333,9 @@ static bool qcom_mdt_bins_are_split(const struct firmware *fw, const char *fw_na } static int __qcom_mdt_load(struct device *dev, const struct firmware *fw, - const char *fw_name, int pas_id, void *mem_region, + const char *fw_name, void *mem_region, phys_addr_t mem_phys, size_t mem_size, - phys_addr_t *reloc_base, bool pas_init) + phys_addr_t *reloc_base) { const struct elf32_phdr *phdrs; const struct elf32_phdr *phdr; @@ -353,7 +355,7 @@ static int __qcom_mdt_load(struct device *dev, const struct firmware *fw, if (!mdt_header_valid(fw)) return -EINVAL; - is_split = qcom_mdt_bins_are_split(fw, fw_name); + is_split = qcom_mdt_bins_are_split(fw); ehdr = (struct elf32_hdr *)fw->data; phdrs = (struct elf32_phdr *)(fw->data + ehdr->e_phoff); @@ -458,8 +460,8 @@ int qcom_mdt_load(struct device *dev, const struct firmware *fw, if (ret) return ret; - return __qcom_mdt_load(dev, fw, firmware, pas_id, mem_region, mem_phys, - mem_size, reloc_base, true); + return __qcom_mdt_load(dev, fw, firmware, mem_region, mem_phys, + mem_size, reloc_base); } EXPORT_SYMBOL_GPL(qcom_mdt_load); @@ -468,7 +470,6 @@ EXPORT_SYMBOL_GPL(qcom_mdt_load); * @dev: device handle to associate resources with * @fw: firmware object for the mdt file * @firmware: name of the firmware, for construction of segment file names - * @pas_id: PAS identifier * @mem_region: allocated memory region to load firmware into * @mem_phys: physical address of allocated memory region * @mem_size: size of the allocated memory region @@ -477,12 +478,11 @@ EXPORT_SYMBOL_GPL(qcom_mdt_load); * Returns 0 on success, negative errno otherwise. */ int qcom_mdt_load_no_init(struct device *dev, const struct firmware *fw, - const char *firmware, int pas_id, - void *mem_region, phys_addr_t mem_phys, + const char *firmware, void *mem_region, phys_addr_t mem_phys, size_t mem_size, phys_addr_t *reloc_base) { - return __qcom_mdt_load(dev, fw, firmware, pas_id, mem_region, mem_phys, - mem_size, reloc_base, false); + return __qcom_mdt_load(dev, fw, firmware, mem_region, mem_phys, + mem_size, reloc_base); } EXPORT_SYMBOL_GPL(qcom_mdt_load_no_init); |