diff options
| -rw-r--r-- | firmware/target/arm/imx233/sdmmc-imx233.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/firmware/target/arm/imx233/sdmmc-imx233.c b/firmware/target/arm/imx233/sdmmc-imx233.c index dbca78b..e42842d 100644 --- a/firmware/target/arm/imx233/sdmmc-imx233.c +++ b/firmware/target/arm/imx233/sdmmc-imx233.c @@ -596,6 +596,9 @@ static int __xfer_sectors(int drive, unsigned long start, int count, void *buf, static int transfer_sectors(int drive, unsigned long start, int count, void *buf, bool read) { int ret = 0; + // the function doesn't work when count is 0 + if(count == 0) + return ret; /* update disk activity */ disk_last_activity[drive] = current_tick; |