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properly handle return codes

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Signed-off-by: John Crispin <blogic@openwrt.org>
This commit is contained in:
John Crispin 2015-03-28 17:05:56 +01:00
parent 361b823e8d
commit 311c85e7d9
3 changed files with 15 additions and 6 deletions
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2
file.c
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@ -221,7 +221,7 @@ rpc_file_write(struct ubus_context *ctx, struct ubus_object *obj,
if (!tb[RPC_F_RW_PATH] || !tb[RPC_F_RW_DATA])
return UBUS_STATUS_INVALID_ARGUMENT;
if ((fd = open(blobmsg_data(tb[RPC_F_RW_PATH]), O_CREAT | O_TRUNC | O_WRONLY)) < 0)
if ((fd = open(blobmsg_data(tb[RPC_F_RW_PATH]), O_CREAT | O_TRUNC | O_WRONLY, 0666)) < 0)
return rpc_errno_status();
if (write(fd, blobmsg_data(tb[RPC_F_RW_DATA]), blobmsg_data_len(tb[RPC_F_RW_DATA])) < 0)

4
plugin.c
View file

@ -324,7 +324,9 @@ rpc_plugin_parse_exec(const char *name, int fd)
if (!obj_type)
return NULL;
asprintf((char **)&obj_type->name, "luci-rpc-plugin-%s", name);
if (asprintf((char **)&obj_type->name, "luci-rpc-plugin-%s", name) < 0)
return NULL;
obj_type->methods = methods;
obj_type->n_methods = n_method;

15
session.c
View file

@ -146,22 +146,28 @@ static const struct blobmsg_policy login_policy[__RPC_L_MAX] = {
!fnmatch((_acl)->object, (_obj), FNM_NOESCAPE) && \
!fnmatch((_acl)->function, (_func), FNM_NOESCAPE))
static void
static int
rpc_random(char *dest)
{
unsigned char buf[16] = { 0 };
FILE *f;
int i;
int ret;
f = fopen("/dev/urandom", "r");
if (!f)
return;
return -1;
fread(buf, 1, sizeof(buf), f);
ret = fread(buf, 1, sizeof(buf), f);
fclose(f);
if (ret < 0)
return ret;
for (i = 0; i < sizeof(buf); i++)
sprintf(dest + (i<<1), "%02x", buf[i]);
return 0;
}
static void
@ -316,7 +322,8 @@ rpc_session_create(int timeout)
if (!ses)
return NULL;
rpc_random(ses->id);
if (rpc_random(ses->id))
return NULL;
ses->timeout = timeout;