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Merge pull request #118 from twasilczyk/master

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Silence false positive unaligned pointer access warning
This commit is contained in:
Oliver Hartkopp
2019-01-10 19:28:12 +01:00
committed by GitHub
parent 02b87eb120 f6e07960d3
commit 8991b5c47d
1 changed files with 3 additions and 1 deletions
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cangw.c
+3 -1
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@@ -282,6 +282,7 @@ int parse_mod(char *optarg, struct modattr *modmsg)
{ {
char *ptr, *nptr; char *ptr, *nptr;
char hexdata[17] = {0}; char hexdata[17] = {0};
canid_t can_id;
ptr = optarg; ptr = optarg;
nptr = strchr(ptr, ':'); nptr = strchr(ptr, ':');
@@ -330,9 +331,10 @@ int parse_mod(char *optarg, struct modattr *modmsg)
ptr++; ptr++;
} }
if (sscanf(++ptr, "%x.%hhx.%16s", &modmsg->cf.can_id, if (sscanf(++ptr, "%x.%hhx.%16s", &can_id,
(unsigned char *)&modmsg->cf.can_dlc, hexdata) != 3) (unsigned char *)&modmsg->cf.can_dlc, hexdata) != 3)
return 5; return 5;
modmsg->cf.can_id = can_id;
/* 4-bit masks can have values from 0 to 0xF */ /* 4-bit masks can have values from 0 to 0xF */
if (modmsg->cf.can_dlc > 0xF) if (modmsg->cf.can_dlc > 0xF)