]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
nvmem: rmem: Fix return value check in rmem_read()
authorWei Yongjun <weiyongjun1@huawei.com>
Fri, 18 Nov 2022 06:38:38 +0000 (06:38 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 22 Nov 2022 17:21:58 +0000 (18:21 +0100)
commit58e92c4a496b27156020a59a98c7f4a92c2b1533
treedf88d5bb40a2ea196676abaf8176bdb0025ec9a5
parent9919d41809fb32bfdd5d7dc53345f83b89e33feb
nvmem: rmem: Fix return value check in rmem_read()

In case of error, the function memremap() returns NULL pointer
not ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test.

Fixes: 5a3fa75a4d9c ("nvmem: Add driver to expose reserved memory as nvmem")
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20221118063840.6357-3-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/nvmem/rmem.c