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(parent: d777313) | patch
media: dvb-frontends: tda10048: Fix integer overflow
authorRicardo Ribalda <ribalda@chromium.org>
Mon, 29 Apr 2024 15:05:04 +0000 (16:05 +0100)
committerMauro Carvalho Chehab <mchehab@kernel.org>
Fri, 3 May 2024 10:18:26 +0000 (11:18 +0100)
commit1aa1329a67cc214c3b7bd2a14d1301a795760b07
tree298d2937d8e70d9dc82e7207909572c2ae2ddc46tree
parentd77731382f57b9c18664a13c7e197285060ebf93commit | diff
media: dvb-frontends: tda10048: Fix integer overflow

state->xtal_hz can be up to 16M, so it can overflow a 32 bit integer
when multiplied by pll_mfactor.

Create a new 64 bit variable to hold the calculations.

Link: https://lore.kernel.org/linux-media/20240429-fix-cocci-v3-25-3c4865f5a4b0@chromium.org
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
drivers/media/dvb-frontends/tda10048.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)