Messages in this thread | | | Date | Mon, 5 Nov 2018 16:25:40 +0100 | From | Maxime Ripard <> | Subject | Re: [PATCH][staging-next] drivers: staging: cedrus: find ctx before dereferencing it ctx |
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On Fri, Nov 02, 2018 at 07:01:26PM +0000, Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > Currently if count is an invalid value the v4l2_info message will > dereference a null ctx pointer to get the dev information. Fix > this by finding ctx first and then checking for an invalid count, > this way ctxt will be non-null hence avoiding the null pointer > dereference. > > Detected by CoverityScan, CID#1475337 ("Explicit null dereferenced") > > Fixes: 50e761516f2b ("media: platform: Add Cedrus VPU decoder driver") > Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Thanks! Maxime
-- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com [unhandled content-type:application/pgp-signature] | |