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tracing/probes: Cleanup pointer arithmetic in store_trace_entry_data()

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In store_trace_entry_data(), edata is cast to unsigned long for pointer
offset arithmetic before being cast back to unsigned long *. Cast edata
to u8 * instead.

Link: https://lore.kernel.org/all/178454425622.296567.16952341966130280432.stgit@devnote2/

Assisted-by: Antigravity:gemini-3.5-flash
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
This commit is contained in:
Masami Hiramatsu (Google) 2026-07-20 19:44:16 +09:00
parent 5428fca0cd
commit 78d252c935
1 changed files with 1 additions and 1 deletions
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2
kernel/trace/trace_probe.c
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@ -1246,7 +1246,7 @@ void store_trace_entry_data(void *edata, struct trace_probe *tp, struct pt_regs
val = regs_get_kernel_argument(regs, code->param);
break;
case FETCH_OP_ST_EDATA:
*(unsigned long *)((unsigned long)edata + code->offset) = val;
*(unsigned long *)((u8 *)edata + code->offset) = val;
break;
case FETCH_OP_END:
goto end;