[PATCH] mm/shmem: fix uninitialized scalar variable

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int entry_order has the possibility of being uninitialized when
returning. Initializing it to zero at declaration appeases coverity and
reduces risk of returning nonsense.

Closes: https://scan7.scan.coverity.com/#/project-view/53698/11354?selectedIssue=1637878
Fixes: 6dbc440b79b6 ("mm/shmem: use xas_try_split() in shmem_split_large_entry()")
Signed-off-by: Ethan Carter Edwards <ethan@xxxxxxxxxxxxxxxxx>
---
 mm/shmem.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mm/shmem.c b/mm/shmem.c
index d19d33e98320d5e0ccbc86616bb3ea30d29f0cc1..3718c71aba9304dd3ca8df137a19e0564b8aadb2 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2153,7 +2153,8 @@ static int shmem_split_large_entry(struct inode *inode, pgoff_t index,
 {
 	struct address_space *mapping = inode->i_mapping;
 	XA_STATE_ORDER(xas, &mapping->i_pages, index, 0);
-	int split_order = 0, entry_order;
+	int split_order = 0;
+	int entry_order = 0;
 	int i;
 
 	/* Convert user data gfp flags to xarray node gfp flags */

---
base-commit: c0eb65494e59d9834af7cbad983629e9017b25a1
change-id: 20250301-entry_order_uninit-129251b1ac9f

Best regards,
-- 
Ethan Carter Edwards <ethan@xxxxxxxxxxxxxxxxx>





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