diff options
Diffstat (limited to 'drivers/ide/ide-cd.c')
-rw-r--r-- | drivers/ide/ide-cd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 4a19686fcfe9..a9a1bfb14e7c 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c | |||
@@ -876,9 +876,12 @@ static int cdrom_read_capacity(ide_drive_t *drive, unsigned long *capacity, | |||
876 | return stat; | 876 | return stat; |
877 | 877 | ||
878 | /* | 878 | /* |
879 | * Sanity check the given block size | 879 | * Sanity check the given block size, in so far as making |
880 | * sure the sectors_per_frame we give to the caller won't | ||
881 | * end up being bogus. | ||
880 | */ | 882 | */ |
881 | blocklen = be32_to_cpu(capbuf.blocklen); | 883 | blocklen = be32_to_cpu(capbuf.blocklen); |
884 | blocklen = (blocklen >> SECTOR_BITS) << SECTOR_BITS; | ||
882 | switch (blocklen) { | 885 | switch (blocklen) { |
883 | case 512: | 886 | case 512: |
884 | case 1024: | 887 | case 1024: |