From 23c2ebe4d46722e42592808554c7a2f4ad52be2c Mon Sep 17 00:00:00 2001 From: Sean Anderson Date: Sat, 4 Nov 2023 16:37:40 -0400 Subject: [PATCH] nand: Don't dereference NULL manufacturer_desc When no manufacturer is matched, manufacturer_desc is NULL. Avoid dereferencing it in that case. Fixes: 4e67c571252 ("mtd,ubi,ubifs: sync with linux v3.15") Signed-off-by: Sean Anderson Reviewed-by: Michael Trimarchi --- drivers/mtd/nand/raw/nand_base.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index 6b4adcf6bd..44b6cb63a0 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -4462,17 +4462,14 @@ ident_done: else if (chip->jedec_version) pr_info("%s %s\n", manufacturer_desc->name, chip->jedec_params.model); - else + else if (manufacturer_desc) pr_info("%s %s\n", manufacturer_desc->name, type->name); #else if (chip->jedec_version) pr_info("%s %s\n", manufacturer_desc->name, chip->jedec_params.model); - else + else if (manufacturer_desc) pr_info("%s %s\n", manufacturer_desc->name, type->name); - - pr_info("%s %s\n", manufacturer_desc->name, - type->name); #endif pr_info("%d MiB, %s, erase size: %d KiB, page size: %d, OOB size: %d\n", -- 2.39.5