diff options
Diffstat (limited to 'Source/WebKit/mac/Plugins/WebBasePluginPackage.mm')
| -rw-r--r-- | Source/WebKit/mac/Plugins/WebBasePluginPackage.mm | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Source/WebKit/mac/Plugins/WebBasePluginPackage.mm b/Source/WebKit/mac/Plugins/WebBasePluginPackage.mm index 3fb86cb..128834e 100644 --- a/Source/WebKit/mac/Plugins/WebBasePluginPackage.mm +++ b/Source/WebKit/mac/Plugins/WebBasePluginPackage.mm @@ -403,8 +403,9 @@ static inline void swapIntsInHeader(uint32_t* rawData, size_t length) if (magic == FAT_CIGAM) swapIntsInHeader(rawData.data(), rawData.size()); - archs = (struct fat_arch*)((uint8_t*)rawData.data() + sizeof(struct fat_header)); - numArchs = ((struct fat_header *)rawData.data())->nfat_arch; + COMPILE_ASSERT(sizeof(struct fat_header) % sizeof(uint32_t) == 0, struct_fat_header_must_be_integral_size_of_uint32_t); + archs = reinterpret_cast<struct fat_arch*>(rawData.data() + sizeof(struct fat_header) / sizeof(uint32_t)); + numArchs = reinterpret_cast<struct fat_header*>(rawData.data())->nfat_arch; unsigned maxArchs = (sizeInBytes - sizeof(struct fat_header)) / sizeof(struct fat_arch); if (numArchs > maxArchs) |