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riscv: KGDB: Replace deprecated strcpy in kgdb_arch_handle_qxfer_pkt

strcpy() is deprecated because it can cause a buffer overflow when the
sizes of the source and the destination are not known at compile time.
Use strscpy() instead.

Link: https://github.com/KSPP/linux/issues/88
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Link: https://lore.kernel.org/r/20251011004750.461954-1-thorsten.blum@linux.dev
Signed-off-by: Paul Walmsley <pjw@kernel.org>

authored by

Thorsten Blum and committed by
Paul Walmsley 5228ed2c 44aa25c0

+2 -2
+2 -2
arch/riscv/kernel/kgdb.c
··· 265 265 { 266 266 if (!strncmp(remcom_in_buffer, gdb_xfer_read_target, 267 267 sizeof(gdb_xfer_read_target))) 268 - strcpy(remcom_out_buffer, riscv_gdb_stub_target_desc); 268 + strscpy(remcom_out_buffer, riscv_gdb_stub_target_desc, BUFMAX); 269 269 else if (!strncmp(remcom_in_buffer, gdb_xfer_read_cpuxml, 270 270 sizeof(gdb_xfer_read_cpuxml))) 271 - strcpy(remcom_out_buffer, riscv_gdb_stub_cpuxml); 271 + strscpy(remcom_out_buffer, riscv_gdb_stub_cpuxml, BUFMAX); 272 272 } 273 273 274 274 static inline void kgdb_arch_update_addr(struct pt_regs *regs,