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Staging: rts_pstor: fix read past end of buffer

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We read one space past the end of the buffer because we add 1.

Also I changed it to use ARRAY_SIZE() instead of manually calculating
the size.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Dan Carpenter 2011-02-09 12:40:12 +03:00 committed by Greg Kroah-Hartman
parent 581de3b0a5
commit 7e79f78b33
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/rts_pstor/ms.c
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@ -3361,7 +3361,7 @@ static int ms_rw_multi_sector(struct scsi_cmnd *srb, struct rtsx_chip *chip, u32
log_blk = (u16)(start_sector >> ms_card->block_shift);
start_page = (u8)(start_sector & ms_card->page_off);
for (seg_no = 0; seg_no < sizeof(ms_start_idx)/2; seg_no++) {
for (seg_no = 0; seg_no < ARRAY_SIZE(ms_start_idx) - 1; seg_no++) {
if (log_blk < ms_start_idx[seg_no+1])
break;
}