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| author | Daniel Hellstrom <daniel@gaisler.com> | 2017-02-03 08:53:35 +0100 |
|---|---|---|
| committer | Daniel Hellstrom <daniel@gaisler.com> | 2017-03-06 07:54:55 +0100 |
| commit | cc8a50ab5c307bcf939c7f346042a8fd66f4bf56 (patch) | |
| tree | 2d7356e06f64cf178e0ceb760fc28eede85abb41 | |
| parent | leon, grspw_pkt: SMP support (diff) | |
| download | rtems-cc8a50ab5c307bcf939c7f346042a8fd66f4bf56.tar.bz2 | |
leon,grtm: ioctl() shouldn't access pointer before validated
This is a fix for a coverity warning
| -rw-r--r-- | c/src/lib/libbsp/sparc/shared/tmtc/grtm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/tmtc/grtm.c b/c/src/lib/libbsp/sparc/shared/tmtc/grtm.c index 48b4631a52..a1038d4fd2 100644 --- a/c/src/lib/libbsp/sparc/shared/tmtc/grtm.c +++ b/c/src/lib/libbsp/sparc/shared/tmtc/grtm.c @@ -1188,7 +1188,7 @@ static rtems_device_driver grtm_ioctl(rtems_device_major_number major, rtems_dev struct grtm_priv *pDev; struct drvmgr_dev *dev; rtems_libio_ioctl_args_t *ioarg = (rtems_libio_ioctl_args_t *)arg; - unsigned int *data = ioarg->buffer; + unsigned int *data; int status; struct grtm_ioc_config *cfg; struct grtm_ioc_hw_status *hwregs; @@ -1209,6 +1209,7 @@ static rtems_device_driver grtm_ioctl(rtems_device_major_number major, rtems_dev if (!ioarg) return RTEMS_INVALID_NAME; + data = ioarg->buffer; ioarg->ioctl_return = 0; switch(ioarg->command) { case GRTM_IOC_START: |