4.14-stable review patch. If anyone has any objections, please let me know.
------------------ From: Gilad Ben-Yossef <[email protected]> commit e0b3f39092a1cff5548cbaf40096ec25e7721de6 upstream. Fix a wrong offset used in splitting a 64 DMA address to MSB/LSB parts needed for scatter/gather HW descriptors causing operations relying on them to fail on 64 bit platforms. Fixes: c6f7f2f4591f ("staging: ccree: refactor LLI access macros") Reported-by: Stuart Yoder <[email protected]> Signed-off-by: Gilad Ben-Yossef <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/staging/ccree/cc_lli_defs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/staging/ccree/cc_lli_defs.h +++ b/drivers/staging/ccree/cc_lli_defs.h @@ -59,7 +59,7 @@ static inline void cc_lli_set_addr(u32 * lli_p[LLI_WORD0_OFFSET] = (addr & U32_MAX); #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT lli_p[LLI_WORD1_OFFSET] &= ~LLI_HADDR_MASK; - lli_p[LLI_WORD1_OFFSET] |= FIELD_PREP(LLI_HADDR_MASK, (addr >> 16)); + lli_p[LLI_WORD1_OFFSET] |= FIELD_PREP(LLI_HADDR_MASK, (addr >> 32)); #endif /* CONFIG_ARCH_DMA_ADDR_T_64BIT */ }
