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misc: mods: fix potential integer overflow

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Bug 3461002
CID 10138562

Change-Id: I788b036fe53a248c45c808ad91696bdbdda2ad9b
Signed-off-by: Chris Dragan <kdragan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2729925
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Chris Dragan
2022-06-16 05:42:11 -07:00
committed by Laxman Dewangan
parent 20730c6ceb
commit 14ab31a527
1 changed files with 1 additions and 1 deletions
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2
drivers/misc/mods/mods_mem.c
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@@ -2258,7 +2258,7 @@ static void clear_contiguous_cache(struct mods_client *client,
} }
#endif #endif
d_size = 4 << d_line_shift; d_size = (u64)4 << d_line_shift;
cur = virt_start & ~(d_size - 1); cur = virt_start & ~(d_size - 1);
do { do {
asm volatile("dc civac, %0" : : "r" (cur) : "memory"); asm volatile("dc civac, %0" : : "r" (cur) : "memory");