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| author |   Lee Jones <lee.jones@linaro.org> | 2019-10-21 10:16:34 +0100 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2019-11-11 08:45:03 +0000 |
| commit | b195e101580db390f50b0d587b7f66f241d2bc88 (patch) | |
| tree | 35f5a044a7379036a0bd9dce890bad2125176620 /arch | |
| parent | mfd: cs5535-mfd: Register clients using their own dedicated MFD cell entries (diff) | |
| download | linux-dev-b195e101580db390f50b0d587b7f66f241d2bc88.tar.xz linux-dev-b195e101580db390f50b0d587b7f66f241d2bc88.zip | |
mfd: mfd-core: Protect against NULL call-back function pointer
If a child device calls mfd_cell_{en,dis}able() without an appropriate
call-back being set, we are likely to encounter a panic. Avoid this
by adding suitable checking.
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Reviewed-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'arch')
0 files changed, 0 insertions, 0 deletions