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Fix memory leak while using *_pick(). Thanks to frankmorgner (Fixes Issue 130)

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This commit is contained in:
Romuald Conty
2010-11-12 19:24:20 +00:00
parent 6e70cfa5ef
commit 6e29450d69
5 changed files with 10 additions and 0 deletions
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2
libnfc/drivers/acr122.c
View File

@@ -118,11 +118,13 @@ acr122_pick_device (void)
if (!acr122_list_devices (pndd, 1, &szN)) { if (!acr122_list_devices (pndd, 1, &szN)) {
DBG ("%s", "acr122_list_devices failed"); DBG ("%s", "acr122_list_devices failed");
free (pndd);
return NULL; return NULL;
} }
if (szN == 0) { if (szN == 0) {
DBG ("%s", "No device found"); DBG ("%s", "No device found");
free (pndd);
return NULL; return NULL;
} }
} }

2
libnfc/drivers/arygon.c
View File

@@ -96,11 +96,13 @@ arygon_pick_device (void)
if (!arygon_list_devices (pndd, 1, &szN)) { if (!arygon_list_devices (pndd, 1, &szN)) {
DBG ("%s", "arygon_list_devices failed"); DBG ("%s", "arygon_list_devices failed");
free (pndd);
return NULL; return NULL;
} }
if (szN == 0) { if (szN == 0) {
DBG ("%s", "No device found"); DBG ("%s", "No device found");
free (pndd);
return NULL; return NULL;
} }
} }

2
libnfc/drivers/pn531_usb.c
View File

@@ -45,11 +45,13 @@ pn531_usb_pick_device (void)
if (!pn531_usb_list_devices (pndd, 1, &szN)) { if (!pn531_usb_list_devices (pndd, 1, &szN)) {
DBG ("%s", "pn531_usb_list_devices failed"); DBG ("%s", "pn531_usb_list_devices failed");
free (pndd);
return NULL; return NULL;
} }
if (szN == 0) { if (szN == 0) {
DBG ("%s", "No device found"); DBG ("%s", "No device found");
free (pndd);
return NULL; return NULL;
} }
} }

2
libnfc/drivers/pn532_uart.c
View File

@@ -60,11 +60,13 @@ pn532_uart_pick_device (void)
if (!pn532_uart_list_devices (pndd, 1, &szN)) { if (!pn532_uart_list_devices (pndd, 1, &szN)) {
DBG ("%s", "pn532_uart_list_devices failed"); DBG ("%s", "pn532_uart_list_devices failed");
free (pndd);
return NULL; return NULL;
} }
if (szN == 0) { if (szN == 0) {
DBG ("%s", "No device found"); DBG ("%s", "No device found");
free (pndd);
return NULL; return NULL;
} }
} }

2
libnfc/drivers/pn533_usb.c
View File

@@ -45,11 +45,13 @@ pn533_usb_pick_device (void)
if (!pn533_usb_list_devices (pndd, 1, &szN)) { if (!pn533_usb_list_devices (pndd, 1, &szN)) {
DBG ("%s", "pn533_usb_list_devices failed"); DBG ("%s", "pn533_usb_list_devices failed");
free (pndd);
return NULL; return NULL;
} }
if (szN == 0) { if (szN == 0) {
DBG ("%s", "No device found"); DBG ("%s", "No device found");
free (pndd);
return NULL; return NULL;
} }
} }