diff options
Diffstat (limited to 'include/spi_flash.h')
| -rw-r--r-- | include/spi_flash.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/spi_flash.h b/include/spi_flash.h index 3d747c9..4d4ae89 100644 --- a/include/spi_flash.h +++ b/include/spi_flash.h @@ -165,6 +165,9 @@ static inline int spi_flash_read(struct spi_flash *flash, u32 offset, struct mtd_info *mtd = &flash->mtd; size_t retlen; + if (!len) + return 0; + return mtd->_read(mtd, offset, len, &retlen, buf); } @@ -174,6 +177,9 @@ static inline int spi_flash_write(struct spi_flash *flash, u32 offset, struct mtd_info *mtd = &flash->mtd; size_t retlen; + if (!len) + return 0; + return mtd->_write(mtd, offset, len, &retlen, buf); } @@ -188,6 +194,9 @@ static inline int spi_flash_erase(struct spi_flash *flash, u32 offset, return -EINVAL; } + if (!len) + return 0; + memset(&instr, 0, sizeof(instr)); instr.addr = offset; instr.len = len; |