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remove superfluous free() checks

Browse source 
free() correctly handles NULL pointers, so we can omit explicit checks
for that condition.
This commit is contained in:
Clemens Ladisch 2006-02-27 09:58:32 +00:00
parent 45850439b3
commit 4433248bf3
33 changed files with 108 additions and 205 deletions
Download patch file Download diff file Expand all files Collapse all files

3
src/rawmidi/rawmidi.c
View file

@ -342,8 +342,7 @@ int snd_rawmidi_close(snd_rawmidi_t *rawmidi)
int err;
assert(rawmidi);
err = rawmidi->ops->close(rawmidi);
if (rawmidi->name)
free(rawmidi->name);
free(rawmidi->name);
if (rawmidi->dl_handle)
snd_dlclose(rawmidi->dl_handle);
free(rawmidi);

7
src/rawmidi/rawmidi_hw.c
View file

@ -316,11 +316,10 @@ int snd_rawmidi_hw_open(snd_rawmidi_t **inputp, snd_rawmidi_t **outputp,
_nomem:
close(fd);
if (hw)
free(hw);
if (inputp && *inputp)
free(hw);
if (inputp)
free(*inputp);
if (outputp && *outputp)
if (outputp)
free(*outputp);
return -ENOMEM;
}

7
src/rawmidi/rawmidi_virt.c
View file

@ -385,11 +385,10 @@ int snd_rawmidi_virtual_open(snd_rawmidi_t **inputp, snd_rawmidi_t **outputp,
snd_seq_close(seq_handle);
if (virt->midi_event)
snd_midi_event_free(virt->midi_event);
if (virt)
free(virt);
if (inputp && *inputp)
free(virt);
if (inputp)
free(*inputp);
if (outputp && *outputp)
if (outputp)
free(*outputp);
return err;
}