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| author | Stefan Mahr <stefan.mahr@sphairon.com> | 2013-03-12 10:43:21 +0100 |
|---|---|---|
| committer | Spencer Oliver <spen@spen-soft.co.uk> | 2013-03-13 12:54:40 +0000 |
| commit | fac9057f022e5752fdfbe238ea69219d945d884e (patch) | |
| tree | 42d54beeb17cd351041bcc34c0134c2c95f5499b /src/jtag | |
| parent | 02192f6b8c63d740a551e371441d85d59930e65c (diff) | |
| download | riscv-openocd-fac9057f022e5752fdfbe238ea69219d945d884e.zip riscv-openocd-fac9057f022e5752fdfbe238ea69219d945d884e.tar.gz riscv-openocd-fac9057f022e5752fdfbe238ea69219d945d884e.tar.bz2 | |
jtag: parport: avoid freeing read-only memory section
If command parport_cable is not executed, parport_cable points to
const char array in read-only memory as default. On exit free()
will try to free this read-only memory. This patch uses strdup to
allocate memory when defining default setting.
Change-Id: I290e707ac6a37e9dc1b45c85ca51d8bd6aac6761
Signed-off-by: Stefan Mahr <stefan.mahr@sphairon.com>
Reviewed-on: http://openocd.zylin.com/1223
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
Diffstat (limited to 'src/jtag')
| -rw-r--r-- | src/jtag/drivers/parport.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/jtag/drivers/parport.c b/src/jtag/drivers/parport.c index 3c07afb..793b28f 100644 --- a/src/jtag/drivers/parport.c +++ b/src/jtag/drivers/parport.c @@ -268,8 +268,8 @@ static int parport_init(void) cur_cable = cables; - if ((parport_cable == NULL) || (parport_cable[0] == 0)) { - parport_cable = "wiggler"; + if (parport_cable == NULL) { + parport_cable = strdup("wiggler"); LOG_WARNING("No parport cable specified, using default 'wiggler'"); } |