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add allocation error handling

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This commit is contained in:
Stefan Wahren
2012-09-01 22:14:21 +02:00
parent e653894bce
commit d2608d5de7
5 changed files with 60 additions and 13 deletions
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11
bin/mbus-tcp-scan-secondary.c
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@ -25,7 +25,7 @@ static int debug = 0;
int
main(int argc, char **argv)
{
char *host, *addr_mask;
char *host, *addr_mask = NULL;
int port;
mbus_handle *handle = NULL;
mbus_frame *frame = NULL, reply;
@ -50,6 +50,12 @@ main(int argc, char **argv)
{
addr_mask = strdup("FFFFFFFFFFFFFFFF");
}
if (addr_mask == NULL)
{
fprintf(stderr, "Failed to allocate address mask.\n");
return 1;
}
if (strlen(addr_mask) != 16)
{
@ -97,8 +103,7 @@ main(int argc, char **argv)
if (mbus_send_frame(handle, frame) == -1)
{
fprintf(stderr, "Failed to send SND_NKE #2.\n");
mbus_frame_free(frame);
free(addr_mask);
return 1;
}