6.12-stable review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter dan.carpenter@linaro.org
commit d8e4771f99c0400a1873235704b28bb803c83d17 upstream.
The "user" pointer was converted from being allocated with kzalloc() to being allocated by devm_kzalloc(). Calling kfree(user) will lead to a double free.
Fixes: 6d734f1bfc33 ("mtd: rawnand: atmel: Fix possible memory leak") Signed-off-by: Dan Carpenter dan.carpenter@linaro.org Signed-off-by: Miquel Raynal miquel.raynal@bootlin.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/mtd/nand/raw/atmel/pmecc.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
--- a/drivers/mtd/nand/raw/atmel/pmecc.c +++ b/drivers/mtd/nand/raw/atmel/pmecc.c @@ -380,10 +380,8 @@ atmel_pmecc_create_user(struct atmel_pme user->delta = user->dmu + req->ecc.strength + 1;
gf_tables = atmel_pmecc_get_gf_tables(req); - if (IS_ERR(gf_tables)) { - kfree(user); + if (IS_ERR(gf_tables)) return ERR_CAST(gf_tables); - }
user->gf_tables = gf_tables;