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path: root/drivers/mtd/spi/sf_internal.h
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Diffstat (limited to 'drivers/mtd/spi/sf_internal.h')
-rw-r--r--drivers/mtd/spi/sf_internal.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index 70ea4b0..9642265 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -107,6 +107,7 @@ int sst_write_bp(struct spi_flash *flash, u32 offset, size_t len,
#define JEDEC_MFR(info) ((info)->id[0])
#define JEDEC_ID(info) (((info)->id[1]) << 8 | ((info)->id[2]))
#define JEDEC_EXT(info) (((info)->id[3]) << 8 | ((info)->id[4]))
+#define SPI_FLASH_MAX_ID_LEN 5
struct spi_flash_info {
/* Device name ([MANUFLETTER][DEVTYPE][DENSITY][EXTRAINFO]) */
@@ -117,7 +118,7 @@ struct spi_flash_info {
* The first three bytes are the JEDIC ID.
* JEDEC ID zero means "no ID" (mostly older chips).
*/
- u8 id[5];
+ u8 id[SPI_FLASH_MAX_ID_LEN];
u8 id_len;
/*