On Fri, Jun 29, 2018 at 10:47:31PM +0200, Arnd Bergmann wrote: > On Fri, Jun 29, 2018 at 8:48 PM, Kees Cook <keescook@xxxxxxxxxxxx> wrote: > > In the quest to remove all stack VLA usage from the kernel[1], this > > switches to using a kasprintf()ed buffer. Return paths are updated > > to free the allocation. > > > > [1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@xxxxxxxxxxxxxx > > > > Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx> > > --- > > drivers/gpu/drm/msm/adreno/a5xx_gpu.c | 7 +++++-- > > drivers/gpu/drm/msm/adreno/adreno_gpu.c | 28 +++++++++++++++++-------- > > 2 files changed, 24 insertions(+), 11 deletions(-) > > This seems fine, though using a fixed-length string is probably just > as well here, > given that the 'fwname' variable is always set to the constant string > "a530_zap.mdt" > at the moment, which is not very long. We could make it fixed but since this code is only called once this feels safer. Jordan -- The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
