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uart drivers: missing uart_close() on some error handling branches

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This commit is contained in:
Philippe Teuwen 2013-03-17 23:20:05 +01:00
parent c1372a009f
commit 2e801a62d5
3 changed files with 23 additions and 6 deletions
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13
libnfc/drivers/acr122s.c
View file

@ -429,6 +429,7 @@ acr122s_scan(const nfc_context *context, nfc_connstring connstrings[], const siz
nfc_device *pnd = nfc_device_new(context, connstring);
if (!pnd) {
perror("malloc");
uart_close(sp);
return -1;
}
@ -436,6 +437,7 @@ acr122s_scan(const nfc_context *context, nfc_connstring connstrings[], const siz
pnd->driver_data = malloc(sizeof(struct acr122s_data));
if (!pnd->driver_data) {
perror("malloc");
uart_close(sp);
return -1;
}
DRIVER_DATA(pnd)->port = sp;
@ -443,6 +445,7 @@ acr122s_scan(const nfc_context *context, nfc_connstring connstrings[], const siz
#ifndef WIN32
if (pipe(DRIVER_DATA(pnd)->abort_fds) < 0) {
uart_close(DRIVER_DATA(pnd)->port);
return 0;
}
#else
@ -459,9 +462,9 @@ acr122s_scan(const nfc_context *context, nfc_connstring connstrings[], const siz
ret = -1;
}
uart_close(DRIVER_DATA(pnd)->port);
pn53x_data_free(pnd);
nfc_device_free(pnd);
uart_close(sp);
if (ret != 0)
continue;
@ -550,7 +553,7 @@ acr122s_open(const nfc_context *context, const nfc_connstring connstring)
if (!pnd) {
perror("malloc");
free(ndd.port);
acr122s_close(pnd);
uart_close(sp);
return NULL;
}
pnd->driver = &acr122s_driver;
@ -560,7 +563,8 @@ acr122s_open(const nfc_context *context, const nfc_connstring connstring)
pnd->driver_data = malloc(sizeof(struct acr122s_data));
if (!pnd->driver_data) {
perror("malloc");
acr122s_close(pnd);
uart_close(sp);
nfc_device_free(pnd);
return NULL;
}
@ -569,7 +573,8 @@ acr122s_open(const nfc_context *context, const nfc_connstring connstring)
#ifndef WIN32
if (pipe(DRIVER_DATA(pnd)->abort_fds) < 0) {
acr122s_close(pnd);
uart_close(DRIVER_DATA(pnd)->port);
nfc_device_free(pnd);
return NULL;
}
#else

8
libnfc/drivers/arygon.c
View file

@ -120,6 +120,7 @@ arygon_scan(const nfc_context *context, nfc_connstring connstrings[], const size
nfc_device *pnd = nfc_device_new(context, connstring);
if (!pnd) {
perror("malloc");
uart_close(sp);
return 0;
}
@ -127,6 +128,7 @@ arygon_scan(const nfc_context *context, nfc_connstring connstrings[], const size
pnd->driver_data = malloc(sizeof(struct arygon_data));
if (!pnd->driver_data) {
perror("malloc");
uart_close(sp);
return 0;
}
DRIVER_DATA(pnd)->port = sp;
@ -137,6 +139,7 @@ arygon_scan(const nfc_context *context, nfc_connstring connstrings[], const size
#ifndef WIN32
// pipe-based abort mecanism
if (pipe(DRIVER_DATA(pnd)->iAbortFds) < 0) {
uart_close(DRIVER_DATA(pnd)->port);
return 0;
}
#else
@ -144,9 +147,9 @@ arygon_scan(const nfc_context *context, nfc_connstring connstrings[], const size
#endif
int res = arygon_reset_tama(pnd);
uart_close(DRIVER_DATA(pnd)->port);
pn53x_data_free(pnd);
nfc_device_free(pnd);
uart_close(sp);
if (res < 0) {
continue;
}
@ -237,6 +240,7 @@ arygon_open(const nfc_context *context, const nfc_connstring connstring)
if (!pnd) {
perror("malloc");
free(ndd.port);
uart_close(sp);
return NULL;
}
snprintf(pnd->name, sizeof(pnd->name), "%s:%s", ARYGON_DRIVER_NAME, ndd.port);
@ -245,6 +249,7 @@ arygon_open(const nfc_context *context, const nfc_connstring connstring)
pnd->driver_data = malloc(sizeof(struct arygon_data));
if (!pnd->driver_data) {
perror("malloc");
uart_close(sp);
return NULL;
}
DRIVER_DATA(pnd)->port = sp;
@ -262,6 +267,7 @@ arygon_open(const nfc_context *context, const nfc_connstring connstring)
#ifndef WIN32
// pipe-based abort mecanism
if (pipe(DRIVER_DATA(pnd)->iAbortFds) < 0) {
uart_close(DRIVER_DATA(pnd)->port);
return NULL;
}
#else

8
libnfc/drivers/pn532_uart.c
View file

@ -90,12 +90,14 @@ pn532_uart_scan(const nfc_context *context, nfc_connstring connstrings[], const
nfc_device *pnd = nfc_device_new(context, connstring);
if (!pnd) {
perror("malloc");
uart_close(sp);
return 0;
}
pnd->driver = &pn532_uart_driver;
pnd->driver_data = malloc(sizeof(struct pn532_uart_data));
if (!pnd->driver_data) {
perror("malloc");
uart_close(sp);
return 0;
}
DRIVER_DATA(pnd)->port = sp;
@ -110,6 +112,7 @@ pn532_uart_scan(const nfc_context *context, nfc_connstring connstrings[], const
#ifndef WIN32
// pipe-based abort mecanism
if (pipe(DRIVER_DATA(pnd)->iAbortFds) < 0) {
uart_close(DRIVER_DATA(pnd)->port);
return 0;
}
#else
@ -118,9 +121,9 @@ pn532_uart_scan(const nfc_context *context, nfc_connstring connstrings[], const
// Check communication using "Diagnose" command, with "Communication test" (0x00)
int res = pn53x_check_communication(pnd);
uart_close(DRIVER_DATA(pnd)->port);
pn53x_data_free(pnd);
nfc_device_free(pnd);
uart_close(sp);
if (res < 0) {
continue;
}
@ -209,6 +212,7 @@ pn532_uart_open(const nfc_context *context, const nfc_connstring connstring)
if (!pnd) {
perror("malloc");
free(ndd.port);
uart_close(sp);
return NULL;
}
snprintf(pnd->name, sizeof(pnd->name), "%s:%s", PN532_UART_DRIVER_NAME, ndd.port);
@ -217,6 +221,7 @@ pn532_uart_open(const nfc_context *context, const nfc_connstring connstring)
pnd->driver_data = malloc(sizeof(struct pn532_uart_data));
if (!pnd->driver_data) {
perror("malloc");
uart_close(sp);
return NULL;
}
DRIVER_DATA(pnd)->port = sp;
@ -235,6 +240,7 @@ pn532_uart_open(const nfc_context *context, const nfc_connstring connstring)
#ifndef WIN32
// pipe-based abort mecanism
if (pipe(DRIVER_DATA(pnd)->iAbortFds) < 0) {
uart_close(DRIVER_DATA(pnd)->port);
return NULL;
}
#else