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synaptics-rmi: Fix the packing of the partition table

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The data was part of the union, not the struct. It's also binary format and
thus needs to be packed.
This commit is contained in:
Richard Hughes 2019-10-02 12:26:47 +01:00
parent 63aa6759f0
commit e87abd81a2
1 changed files with 4 additions and 3 deletions
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7
plugins/synaptics-rmi/fu-synaptics-rmi-v7-device.c
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@ -381,14 +381,15 @@ fu_synaptics_rmi_v7_device_read_blocks (FuSynapticsRmiDevice *self,
return TRUE; return TRUE;
} }
typedef struct { typedef struct __attribute__((packed)) {
guint16 partition_id; guint16 partition_id;
guint16 partition_len; guint16 partition_len;
guint16 partition_addr; guint16 partition_addr;
guint16 partition_prop; guint16 partition_prop;
guint16 data[8];
} RmiPartitionTbl; } RmiPartitionTbl;
G_STATIC_ASSERT(sizeof(RmiPartitionTbl) == 8);
static gboolean static gboolean
fu_synaptics_rmi_device_read_flash_config_v7 (FuSynapticsRmiDevice *self, GError **error) fu_synaptics_rmi_device_read_flash_config_v7 (FuSynapticsRmiDevice *self, GError **error)
{ {
@ -464,7 +465,7 @@ fu_synaptics_rmi_device_read_flash_config_v7 (FuSynapticsRmiDevice *self, GError
} }
/* parse the config length */ /* parse the config length */
for (guint i = 0x2; i < buf_sz; i = i + 0x8) { for (guint i = 0x2; i < buf_sz; i += sizeof(RmiPartitionTbl)) {
RmiPartitionTbl tbl; RmiPartitionTbl tbl;
if (!fu_memcpy_safe ((guint8 *) &tbl, sizeof(tbl), 0x0, /* dst */ if (!fu_memcpy_safe ((guint8 *) &tbl, sizeof(tbl), 0x0, /* dst */
buf, buf_sz, i, /* src */ buf, buf_sz, i, /* src */