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| author | Suwan Kim <[email protected]> | 2019-10-22 09:30:17 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2019-10-28 16:51:06 +0000 |
| commit | d4d8257754c3300ea2a465dadf8d2b02c713c920 (patch) | |
| tree | fef21ca998d53333180ec2e9ad1032c87f7fe3e1 /tools/perf/scripts/python/check-perf-trace.py | |
| parent | usbip: tools: Fix read_usb_vudc_device() error path handling (diff) | |
| download | kernel-d4d8257754c3300ea2a465dadf8d2b02c713c920.tar.gz kernel-d4d8257754c3300ea2a465dadf8d2b02c713c920.zip | |
usbip: Fix free of unallocated memory in vhci tx
iso_buffer should be set to NULL after use and free in the while loop.
In the case of isochronous URB in the while loop, iso_buffer is
allocated and after sending it to server, buffer is deallocated. And
then, if the next URB in the while loop is not a isochronous pipe,
iso_buffer still holds the previously deallocated buffer address and
kfree tries to free wrong buffer address.
Fixes: ea44d190764b ("usbip: Implement SG support to vhci-hcd and stub driver")
Reported-by: kbuild test robot <[email protected]>
Reported-by: Julia Lawall <[email protected]>
Signed-off-by: Suwan Kim <[email protected]>
Reviewed-by: Julia Lawall <[email protected]>
Acked-by: Shuah Khan <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions