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wireless/bluetooth: replace open with file_open in uart shim drivers 

it is simpler than open and then file_detach

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
Change-Id: I22585b7450804c6c012fecf369a8d7e25970c192
This commit is contained in:
Xiang Xiao 2020-09-21 15:02:23 +08:00 committed by Alan Carvalho de Assis
parent f193f0f702
commit eacca2b7a2
1 changed files with 3 additions and 8 deletions
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11
drivers/wireless/bluetooth/bt_uart_shim.c
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@ -434,7 +434,7 @@ static int hcicollecttask(int argc, FAR char **argv)
FAR void *bt_uart_shim_getdevice(FAR char *path) FAR void *bt_uart_shim_getdevice(FAR char *path)
{ {
FAR struct hciuart_state_s *s; FAR struct hciuart_state_s *s;
int f2; int ret;
/* Get the memory for this shim instance */ /* Get the memory for this shim instance */
@ -448,19 +448,14 @@ FAR void *bt_uart_shim_getdevice(FAR char *path)
s = &g_n->state; s = &g_n->state;
f2 = open(path, O_RDWR | O_BINARY); ret = file_open(&s->f, path, O_RDWR | O_BINARY);
if (ret < 0)
if (f2 < 0)
{ {
kmm_free(g_n); kmm_free(g_n);
g_n = 0; g_n = 0;
return 0; return 0;
} }
/* Detach the file and give it somewhere to be kept */
s->h = file_detach(f2, &s->f);
/* Hook the routines in */ /* Hook the routines in */
memcpy(&g_n->lower, &g_lowerstatic, sizeof(struct btuart_lowerhalf_s)); memcpy(&g_n->lower, &g_lowerstatic, sizeof(struct btuart_lowerhalf_s));