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| author | Thomas White <taw@bitwiz.org.uk> | 2009-03-24 01:07:51 +0000 |
|---|---|---|
| committer | Thomas White <taw@bitwiz.org.uk> | 2009-03-24 01:07:51 +0000 |
| commit | 05cf81da2d23f04151cd24823cd32e1095b01dcf (patch) | |
| tree | 1d6cf39851952381d95103e6fc5656b0af8e4840 | |
| parent | eac1474a8031ec367a9f21c367e65df9fe8b99fc (diff) | |
Add a forgotten check for failure to open the accel threshold file
| -rw-r--r-- | src/accelerometers.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/accelerometers.c b/src/accelerometers.c index 2a657a3..9933657 100644 --- a/src/accelerometers.c +++ b/src/accelerometers.c @@ -83,6 +83,11 @@ static void accelerometer_freerunner_try_threshold(AccelHandle *accel) /* Save the old threshold */ fh = accelerometer_freerunner_open_threshold("r"); + if ( fh == NULL ) { + fprintf(stderr, "Couldn't read old accelerometer threshold.\n"); + accel->old_threshold = -1; + return; + } rval = fscanf(fh, "%i", &accel->old_threshold); if ( rval != 1 ) { /* Failed */ |