* [PATCH AUTOSEL 4.19 2/4] net/iucv: fix the allocation size of iucv_path_table array
[not found] <20240229204208.2862333-1-sashal@kernel.org>
@ 2024-02-29 20:42 ` Sasha Levin
0 siblings, 0 replies; only message in thread
From: Sasha Levin @ 2024-02-29 20:42 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Alexander Gordeev, Alexandra Winter, David S . Miller,
Sasha Levin, twinkler, edumazet, kuba, pabeni, linux-s390, netdev
From: Alexander Gordeev <agordeev@linux.ibm.com>
[ 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@linux.ibm.com>
Reviewed-by: Alexandra Winter <wintera@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
net/iucv/iucv.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
index aacaa5119b456..da4cee91fc63d 100644
--- a/net/iucv/iucv.c
+++ b/net/iucv/iucv.c
@@ -192,7 +192,7 @@ 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;
@@ -603,7 +603,7 @@ 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;
--
2.43.0
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