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(parent: 54f27dc) | patch
HID: intel_ish-hid: Add check for ishtp_dma_tx_map
authorJiasheng Jiang <jiasheng@iscas.ac.cn>
Tue, 22 Nov 2022 13:48:23 +0000 (21:48 +0800)
committerJiri Kosina <jkosina@suse.cz>
Mon, 2 Jan 2023 12:50:14 +0000 (13:50 +0100)
commitb3d40c3ec3dc4ad78017de6c3a38979f57aaaab8
tree0847d321031afa770bf1149a9dafd67b02f5632dtree | snapshot
parent54f27dc53f1764986d417cfafe1013806deba668commit | diff
HID: intel_ish-hid: Add check for ishtp_dma_tx_map

As the kcalloc may return NULL pointer,
it should be better to check the ishtp_dma_tx_map
before use in order to avoid NULL pointer dereference.

Fixes: 3703f53b99e4 ("HID: intel_ish-hid: ISH Transport layer")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
drivers/hid/intel-ish-hid/ishtp/dma-if.c diff | blob | history
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