mirrors/SDL
1
0
Fork 0
mirror of https://github.com/libsdl-org/SDL.git synced 2025-10-15 14:26:01 +00:00
Code Issues Packages Projects Releases Wiki Activity

hidapi: Avoid memcpy'ing to NULL.

Browse Source 
(This fix was originally from @themightyoarfish on GitHub. Thanks!)

Fixes #8428.
Reference PR #8431.
This commit is contained in:
Ryan C. Gordon
2023-11-06 13:48:07 -05:00
parent 4d1aecc225
commit c6d9fb1ad7
1 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/hidapi/mac/hid.c
View File

@@ -1230,7 +1230,9 @@ static int return_data(hid_device *dev, unsigned char *data, size_t length)
return buffer (data), and delete the liked list item. */
struct input_report *rpt = dev->input_reports;
size_t len = (length < rpt->len)? length: rpt->len;
if (data != NULL) {
memcpy(data, rpt->data, len);
}
dev->input_reports = rpt->next;
free(rpt->data);
free(rpt);