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author | Timothy Pearson <tpearson@raptorengineering.com> | 2018-06-17 23:59:51 -0500 |
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committer | Timothy Pearson <tpearson@raptorengineering.com> | 2018-06-23 16:29:47 -0500 |
commit | 578e2d761554130f7c6abfe821c2509912a00ac6 (patch) | |
tree | d5cfc6325bf834b06afc8c248976ae2290c9af14 /drivers/gpu | |
parent | b29e05ceb186923224e8a4227444e4aa8cb59d6a (diff) | |
download | op-kernel-dev-578e2d761554130f7c6abfe821c2509912a00ac6.zip op-kernel-dev-578e2d761554130f7c6abfe821c2509912a00ac6.tar.gz |
Fix undefined behaviour from signed integer overflow
Caught by UBSAN
Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c index d644a9b..a9c386f 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c @@ -98,7 +98,7 @@ int smu7_copy_bytes_to_smc(struct pp_hwmgr *hwmgr, uint32_t smc_start_address, while (byte_count >= 4) { /* Bytes are written into the SMC addres space with the MSB first. */ - data = src[0] * 0x1000000 + src[1] * 0x10000 + src[2] * 0x100 + src[3]; + data = src[0] * 0x1000000U + src[1] * 0x10000U + src[2] * 0x100U + src[3]; result = smu7_set_smc_sram_address(hwmgr, addr, limit); |