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uru4000: Fix shifting using unsigned types

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../libfprint/drivers/uru4000.c:743:35: runtime error: left shift of 138 by 24
places cannot be represented in type 'int'
    #0 0x7fa3e696e06d in imaging_run_state ../libfprint/drivers/uru4000.c:743
    #1 0x7fa3e6a366f6 in __ssm_call_handler ../libfprint/fpi-ssm.c:254
    #2 0x7fa3e6a38cc8 in fpi_ssm_next_state ../libfprint/fpi-ssm.c:465
    #3 0x7fa3e696bd07 in sm_read_reg_cb ../libfprint/drivers/uru4000.c:515
    #4 0x7fa3e6a3db74 in transfer_finish_cb ../libfprint/fpi-usb-transfer.c:352
    #5 0x7fa3ed9b9862 in g_task_return_now ../../glib/gio/gtask.c:1363
    #6 0x7fa3ed9b989c in complete_in_idle_cb ../../glib/gio/gtask.c:1377
    #7 0x7fa3ede4a70b in g_main_dispatch ../../glib/glib/gmain.c:3373
    #8 0x7fa3ede4c8de in g_main_context_dispatch_unlocked ../../glib/glib/gmain.c:4224
    #9 0x7fa3ede4c8de in g_main_context_iterate_unlocked ../../glib/glib/gmain.c:4289
    #10 0x7fa3ede4cfef in g_main_context_iteration ../../glib/glib/gmain.c:4354
    #11 0x7fa3e68d4a1b in fp_device_capture_sync ../libfprint/fp-device.c:2048
This commit is contained in:
Marco Trevisan (Treviño)
2025-02-13 20:34:16 +01:00
committed by Marco Trevisan
parent d8e0791554
commit 41949db6ce
1 changed files with 3 additions and 3 deletions
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6
libfprint/drivers/uru4000.c
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@@ -738,9 +738,9 @@ imaging_run_state (FpiSsm *ssm, FpDevice *_dev)
case IMAGING_DECODE:
key = self->last_reg_rd[0];
key |= self->last_reg_rd[1] << 8;
key |= self->last_reg_rd[2] << 16;
key |= self->last_reg_rd[3] << 24;
key |= (uint32_t) self->last_reg_rd[1] << 8;
key |= (uint32_t) self->last_reg_rd[2] << 16;
key |= (uint32_t) self->last_reg_rd[3] << 24;
key ^= self->img_enc_seed;
fp_dbg ("encryption id %02x -> key %08x", img->key_number, key);