remoteproc: Harden rproc_handle_vdev() against integer overflow

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The struct_size() macro protects against integer overflows but adding
"+ rsc->config_len" introduces the risk of integer overflows again.
Use size_add() to be safe.

Fixes: c878465715 ("remoteproc: use struct_size() helper")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Mukesh Ojha <quic_mojha@quicinc.com>
Link: https://lore.kernel.org/r/YyMyoPoGOJUcEpZT@kili
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>

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Dan Carpenter 2022-09-15 17:11:44 +03:00 • committed by Mathieu Poirier

parent fa25b94417

commit 7d7f8fe4e3

1 changed files with 3 additions and 2 deletions

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drivers/remoteproc/remoteproc_core.c

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