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atm: eni: Add check for dma_map_single
authorJiasheng Jiang <jiasheng@iscas.ac.cn>
Mon, 14 Mar 2022 01:34:48 +0000 (09:34 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 23 Mar 2022 08:00:34 +0000 (09:00 +0100)
commitc66fcd42e88b648e77627bd94f602925df7b5aec
treeed443286f892e3249595bc0b00f2be8af4cb2318tree
parentb9d5772d60f8e7ef34e290f72fc20e3a4883e7d0commit | diff
atm: eni: Add check for dma_map_single

[ Upstream commit 0f74b29a4f53627376cf5a5fb7b0b3fa748a0b2b ]

As the potential failure of the dma_map_single(),
it should be better to check it and return error
if fails.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/atm/eni.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git