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| author | Szymon Janc <szymon.janc@tieto.com> | 2014-10-13 13:43:54 +0400 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2014-10-25 09:56:24 +0400 |
| commit | 15346a9c2875cae8e84c13196a2fc7428d9358d4 (patch) | |
| tree | 8d0521bd915d2a658a3c5870a456ed64dbb2cc32 /net/bluetooth/rfcomm | |
| parent | ec511545ef791577ed9dd055e3b2d6d926b85daf (diff) | |
| download | linux-15346a9c2875cae8e84c13196a2fc7428d9358d4.tar.xz | |
Bluetooth: Improve RFCOMM __test_pf macro robustness
Value returned by this macro might be used as bit value so it should
return either 0 or 1 to avoid possible bugs (similar to NSC bug)
when shifting it.
Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth/rfcomm')
| -rw-r--r-- | net/bluetooth/rfcomm/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index d0bbc737f162..bce9c3d39324 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -79,7 +79,7 @@ static struct rfcomm_session *rfcomm_session_del(struct rfcomm_session *s); #define __test_ea(b) ((b & 0x01)) #define __test_cr(b) (!!(b & 0x02)) -#define __test_pf(b) ((b & 0x10)) +#define __test_pf(b) (!!(b & 0x10)) #define __addr(cr, dlci) (((dlci & 0x3f) << 2) | (cr << 1) | 0x01) #define __ctrl(type, pf) (((type & 0xef) | (pf << 4))) |