block: initialize variable ret with 0

PATCH New Muhammad Usama Anjum 1 participant 1 message Apr 9, 2021

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Muhammad Usama Anjum

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2021-04-09 18:33 UTC #0 lore raw

PATCH 1/1 block: initialize variable ret with 0

ret variable is not being set if get_capacity returns 0 in very first try. It should be initialized with 0 for this case.

Addresses-Coverity: ("Uninitialized variable")

Fixes d3c4a43d92 ("block: refactor blk_drop_partitions")

Signed-off-by Muhammad Usama Anjum <[email protected]>

---
 fs/block_dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

fs/block_dev.c +1 -1

index bb02b4be7f1c..986951bfee85 100644
@@ -1240,7 +1240,7 @@ static void __blkdev_put(struct block_device *bdev, fmode_t mode, int for_part);
 int bdev_disk_changed(struct block_device *bdev, bool invalidate)
 {
 	struct gendisk *disk = bdev->bd_disk;
-	int ret;
+	int ret = 0;
 
 	lockdep_assert_held(&bdev->bd_mutex);

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2.25.1