Message ID | 907420307.332540.1342790369965.JavaMail.root@advansee.com |
---|---|
State | Accepted |
Headers | show |
Dear Benoît Thébaudeau, In message <907420307.332540.1342790369965.JavaMail.root@advansee.com> you wrote: > startblock must be taken into account in order not to read past the end of = > the > FAT. > > Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com> > Cc: Wolfgang Denk <wd@denx.de> > --- > Changes for v2: > - Patch renumbering because of the new v2 1/8. > - Possible code style changes due to the new v2 1/8. > > .../fs/fat/fat.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Applied, thanks. Best regards, Wolfgang Denk
diff --git u-boot-66714b1.orig/fs/fat/fat.c u-boot-66714b1/fs/fat/fat.c index 9f83572..87a1623 100644 --- u-boot-66714b1.orig/fs/fat/fat.c +++ u-boot-66714b1/fs/fat/fat.c @@ -207,8 +207,8 @@ static __u32 get_fatent(fsdata *mydata, __u32 entry) __u32 fatlength = mydata->fatlength; __u32 startblock = bufnum * FATBUFBLOCKS; - if (getsize > fatlength) - getsize = fatlength; + if (startblock + getsize > fatlength) + getsize = fatlength - startblock; fatlength *= mydata->sect_size; /* We want it in bytes now */ startblock += mydata->fat_sect; /* Offset from start of disk */
startblock must be taken into account in order not to read past the end of the FAT. Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com> Cc: Wolfgang Denk <wd@denx.de> --- Changes for v2: - Patch renumbering because of the new v2 1/8. - Possible code style changes due to the new v2 1/8. .../fs/fat/fat.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)