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[PW_SID:993319] riscv: bpf: Fix uninitialized symbol 'retval_off' - #804

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[PW_SID:993319] riscv: bpf: Fix uninitialized symbol 'retval_off'#804
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PR for series 993319 applied to workflow__riscv__fixes

Name: riscv: bpf: Fix uninitialized symbol 'retval_off'
URL: https://patchwork.kernel.org/project/linux-riscv/list/?series=993319
Version: 1

In __arch_prepare_bpf_trampoline(), retval_off is only meaningful when
save_ret is true, so the current logic is correct. However, in the
original logic, retval_off is only initialized under certain
conditions, which may cause a build warning.

So initialize retval_off unconditionally to fix it.

Signed-off-by: Chenghao Duan <duanchenghao@kylinos.cn>
Signed-off-by: Linux RISC-V bot <linux.riscv.bot@gmail.com>
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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
build-rv32-defconfig
Desc: Builds riscv32 defconfig
Duration: 107.38 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
build-rv64-clang-allmodconfig
Desc: Builds riscv64 allmodconfig with Clang, and checks for errors and added warnings
Duration: 1141.25 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
build-rv64-gcc-allmodconfig
Desc: Builds riscv64 allmodconfig with GCC, and checks for errors and added warnings
Duration: 1597.63 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
build-rv64-nommu-k210-defconfig
Desc: Builds riscv64 defconfig with NOMMU for K210
Duration: 20.97 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
build-rv64-nommu-k210-virt
Desc: Builds riscv64 defconfig with NOMMU for the virt platform
Duration: 22.53 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
checkpatch
Desc: Runs checkpatch.pl on the patch
Duration: 0.71 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
dtb-warn-rv64
Desc: Checks for Device Tree warnings/errors
Duration: 75.29 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
header-inline
Desc: Detects static functions without inline keyword in header files
Duration: 0.25 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
kdoc
Desc: Detects for kdoc errors
Duration: 0.87 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
module-param
Desc: Detect module_param changes
Duration: 0.27 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
verify-fixes
Desc: Verifies that the Fixes: tags exist
Duration: 0.24 seconds
Result: PASS

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Patch 1: "riscv: bpf: Fix uninitialized symbol 'retval_off'"
verify-signedoff
Desc: Verifies that Signed-off-by: tags are correct
Duration: 0.31 seconds
Result: PASS

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linux-riscv-bot deleted the pw993319 branch August 28, 2025 01:01
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