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beaglebone.c: Fix resource leaks with capepath in error path

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Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Brendan Le Foll
2015-08-13 15:26:37 +01:00
parent 45133922aa
commit 832d7901d5
1 changed files with 8 additions and 6 deletions
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14
src/arm/beaglebone.c
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@@ -196,15 +196,15 @@ mraa_beaglebone_uart_init_pre(int index)
}
FILE* fh;
fh = fopen(capepath, "w");
free(capepath);
if (fh == NULL) {
syslog(LOG_ERR, "uart: Failed to open %s for writing, check access rights for user", capepath);
syslog(LOG_ERR, "uart: Failed to open capepath for writing, check access rights for user");
return ret;
}
if (fprintf(fh, UART_OVERLAY(index + 1)) < 0) {
syslog(LOG_ERR, "uart: Failed to write to CapeManager");
}
fclose(fh);
free(capepath);
}
if (mraa_file_exist(devpath))
ret = MRAA_SUCCESS;
@@ -246,8 +246,9 @@ mraa_beaglebone_spi_init_pre(int index)
}
FILE* fh;
fh = fopen(capepath, "w");
free(capepath);
if (fh == NULL) {
syslog(LOG_ERR, "spi: Failed to open %s for writing, check access rights for user", capepath);
syslog(LOG_ERR, "spi: Failed to open capepath for writing, check access rights for user");
return ret;
}
if (fprintf(fh, SPI_OVERLAY(index)) < 0) {
@@ -256,7 +257,6 @@ mraa_beaglebone_spi_init_pre(int index)
SPI_OVERLAY(index));
}
fclose(fh);
free(capepath);
}
if (mraa_file_exist(devpath)) {
plat->spi_bus[index].bus_id = deviceindex;
@@ -284,8 +284,9 @@ mraa_beaglebone_i2c_init_pre(unsigned int bus)
}
FILE* fh;
fh = fopen(capepath, "w");
free(capepath);
if (fh == NULL) {
syslog(LOG_ERR, "i2c: Failed to open %s for writing, check access rights for user", capepath);
syslog(LOG_ERR, "i2c: Failed to open capepath for writing, check access rights for user");
return ret;
}
if (fprintf(fh, "ADAFRUIT-I2C%d", bus) < 0) {
@@ -327,8 +328,9 @@ mraa_beaglebone_pwm_init_replace(int pin)
return NULL;
}
fh = fopen(capepath, "w");
free(capepath);
if (fh == NULL) {
syslog(LOG_ERR, "pwm: Failed to open %s for writing, check access rights for user", capepath);
syslog(LOG_ERR, "pwm: Failed to open %s for writing, check access rights for user");
return NULL;
}
if (fprintf(fh, SYSFS_PWM_OVERLAY) < 0) {