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| author | Gustavo A. R. Silva <gustavo@embeddedor.com> | 2019-01-22 13:57:19 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-30 09:35:46 +0100 |
| commit | 1575c083a78cc1137ad8bfa042d02eeb9dc86ef4 (patch) | |
| tree | 7b570f2b2e25b2b718f9c354a5a06b3e4dc7488d /lib/test_kasan.c | |
| parent | f17b5f06cb92ef2250513a1e154c47b78df07d40 (diff) | |
| download | talos-op-linux-1575c083a78cc1137ad8bfa042d02eeb9dc86ef4.tar.gz talos-op-linux-1575c083a78cc1137ad8bfa042d02eeb9dc86ef4.zip | |
tty: serial: 8250_mtk: Fix potential NULL pointer dereference
There is a potential NULL pointer dereference in case devm_kzalloc()
fails and returns NULL.
Fix this by adding a NULL check on data->dma
This bug was detected with the help of Coccinelle.
Fixes: 85b5c1dd0456 ("serial: 8250-mtk: add uart DMA support")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/test_kasan.c')
0 files changed, 0 insertions, 0 deletions
