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authorGustavo A. R. Silva <gustavo@embeddedor.com>2017-09-19 21:09:18 -0400
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-12-14 09:50:12 -0500
commit3ee6229f1a16ad80ac83f02614f46b70b7ecf666 (patch)
treec16d9ce6e7ccb3c52989ea189a2e41492325777c
parent5742240577b6726104844a099598f284c75772e1 (diff)
media: siano: fix a potential integer overflow
Add suffix ULL to constant 65535 in order to avoid a potential integer overflow. This constant is used in a context that expects an expression of type u64. Addresses-Coverity-ID: 1056806 Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
-rw-r--r--drivers/media/common/siano/smsdvb-main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/common/siano/smsdvb-main.c b/drivers/media/common/siano/smsdvb-main.c
index affde1426b7a..166428cbd3c8 100644
--- a/drivers/media/common/siano/smsdvb-main.c
+++ b/drivers/media/common/siano/smsdvb-main.c
@@ -271,7 +271,7 @@ static void smsdvb_update_per_slices(struct smsdvb_client_t *client,
c->post_bit_count.stat[0].uvalue += p->ber_bit_count;
/* Legacy PER/BER */
- tmp = p->ets_packets * 65535;
+ tmp = p->ets_packets * 65535ULL;
if (p->ts_packets + p->ets_packets)
do_div(tmp, p->ts_packets + p->ets_packets);
client->legacy_per = tmp;

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