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Fix inverted condition issue in check_32bit_address_range_loadable
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parent
1fd098e074
commit
880f49cfa5
3 changed files with 3 additions and 3 deletions
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@ -90,7 +90,7 @@ void load_stage2(const char *bct0) {
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}
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if (!check_32bit_address_range_loadable(config.load_address, size)) {
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printk("Error: Stage2 has an invalid load address & size combination!\n");
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printk("Error: Stage2 has an invalid load address & size combination (0x%08x 0x%08x)!\n", config.load_address, size);
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generic_panic();
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}
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@ -78,7 +78,7 @@ static inline bool check_32bit_address_loadable(uintptr_t addr) {
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static inline bool check_32bit_address_range_loadable(uintptr_t addr, size_t size) {
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return
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__builtin_add_overflow_p(addr, size, (uintptr_t)0) && /* the range doesn't overflow */
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!__builtin_add_overflow_p(addr, size, (uintptr_t)0) && /* the range doesn't overflow */
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check_32bit_address_loadable(addr) && check_32bit_address_loadable(addr + size) && /* bounds are valid */
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!(addr >= 0x40010000u && addr + size >= 0x40040000u) /* the range doesn't cross MMIO */
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;
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@ -78,7 +78,7 @@ static inline bool check_32bit_address_loadable(uintptr_t addr) {
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static inline bool check_32bit_address_range_loadable(uintptr_t addr, size_t size) {
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return
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__builtin_add_overflow_p(addr, size, (uintptr_t)0) && /* the range doesn't overflow */
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!__builtin_add_overflow_p(addr, size, (uintptr_t)0) && /* the range doesn't overflow */
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check_32bit_address_loadable(addr) && check_32bit_address_loadable(addr + size) && /* bounds are valid */
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!(addr >= 0x40010000u && addr + size >= 0x40040000u) /* the range doesn't cross MMIO */
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;
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