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cangw: fix sscanf() signed/unsigned warning 

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
pull/252/head
Oliver Hartkopp 2020-10-13 10:28:52 +02:00
parent 5e713b3ee0
commit a591dadd96
1 changed files with 3 additions and 3 deletions
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6
cangw.c
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@ -295,14 +295,14 @@ int parse_crc8_profile(char *optarg, struct cgw_csum_crc8 *crc8)
int ret = 1; int ret = 1;
char *ptr; char *ptr;
if (sscanf(optarg, "%hhd:", &crc8->profile) != 1) if (sscanf(optarg, "%hhu:", &crc8->profile) != 1)
return ret; return ret;
switch (crc8->profile) { switch (crc8->profile) {
case CGW_CRC8PRF_1U8: case CGW_CRC8PRF_1U8:
if (sscanf(optarg, "%hhd:%2hhx", &crc8->profile, &crc8->profile_data[0]) == 2) if (sscanf(optarg, "%hhu:%2hhx", &crc8->profile, &crc8->profile_data[0]) == 2)
ret = 0; ret = 0;
break; break;
@ -770,7 +770,7 @@ int main(int argc, char **argv)
break; break;
case 'l': case 'l':
if (sscanf(optarg, "%hhd", &limit_hops) != 1 || !(limit_hops)) { if (sscanf(optarg, "%hhu", &limit_hops) != 1 || !(limit_hops)) {
printf("Bad hop limit definition '%s'.\n", optarg); printf("Bad hop limit definition '%s'.\n", optarg);
exit(1); exit(1);
} }