This is a note to let you know that I've just added the patch titled
net/iucv: fix the allocation size of iucv_path_table array
to the 5.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-iucv-fix-the-allocation-size-of-iucv_path_table-.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 6cc56e7f856cb3224c71ff2439f4c162e6315c24
Author: Alexander Gordeev <agordeev@xxxxxxxxxxxxx>
Date: Wed Feb 14 17:32:40 2024 +0100
net/iucv: fix the allocation size of iucv_path_table array
[ Upstream commit b4ea9b6a18ebf7f9f3a7a60f82e925186978cfcf ]
iucv_path_table is a dynamically allocated array of pointers to
struct iucv_path items. Yet, its size is calculated as if it was
an array of struct iucv_path items.
Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxxxxx>
Reviewed-by: Alexandra Winter <wintera@xxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
index 392f8ddf97191..8b5b8cc93ff8b 100644
--- a/net/iucv/iucv.c
+++ b/net/iucv/iucv.c
@@ -179,7 +179,7 @@ static char iucv_error_pathid[16] = "INVALID PATHID";
static LIST_HEAD(iucv_handler_list);
/*
- * iucv_path_table: an array of iucv_path structures.
+ * iucv_path_table: array of pointers to iucv_path structures.
*/
static struct iucv_path **iucv_path_table;
static unsigned long iucv_max_pathid;
@@ -590,7 +590,7 @@ static int iucv_enable(void)
get_online_cpus();
rc = -ENOMEM;
- alloc_size = iucv_max_pathid * sizeof(struct iucv_path);
+ alloc_size = iucv_max_pathid * sizeof(*iucv_path_table);
iucv_path_table = kzalloc(alloc_size, GFP_KERNEL);
if (!iucv_path_table)
goto out;
