Merge pull request #177 from marckleinebudde/fix-error-handling

isotpsniffer: fix error handling, "0" is a valid filedescriptor
This commit is contained in:
Marc Kleine-Budde
2019-12-02 19:16:55 +01:00
committed by GitHub
+3 -3
View File
@@ -177,7 +177,7 @@ void printbuf(unsigned char *buffer, int nbytes, int color, int timestamp,
int main(int argc, char **argv)
{
fd_set rdfs;
int s = 0, t = 0;
int s = -1, t = -1;
struct sockaddr_can addr;
char if_name[IFNAMSIZ];
static struct can_isotp_options opts;
@@ -392,9 +392,9 @@ int main(int argc, char **argv)
}
out:
if (s)
if (s != -1)
close(s);
if (t)
if (t != -1)
close(t);
return r;