[PATCH 11/44] block: remove a superflous check in blkpg_do_ioctl

Christoph Hellwig hch at lst.de
Thu Nov 26 08:03:49 EST 2020


sector_t is now always a u64, so this check is not needed.

Signed-off-by: Christoph Hellwig <hch at lst.de>
Acked-by: Tejun Heo <tj at kernel.org>
Reviewed-by: Jan Kara <jack at suse.cz>
---
 block/ioctl.c | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/block/ioctl.c b/block/ioctl.c
index 6b785181344fe1..0c09bb7a6ff35f 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -35,15 +35,6 @@ static int blkpg_do_ioctl(struct block_device *bdev,
 	start = p.start >> SECTOR_SHIFT;
 	length = p.length >> SECTOR_SHIFT;
 
-	/* check for fit in a hd_struct */
-	if (sizeof(sector_t) < sizeof(long long)) {
-		long pstart = start, plength = length;
-
-		if (pstart != start || plength != length || pstart < 0 ||
-		    plength < 0 || p.pno > 65535)
-			return -EINVAL;
-	}
-
 	switch (op) {
 	case BLKPG_ADD_PARTITION:
 		/* check if partition is aligned to blocksize */
-- 
2.29.2




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