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author | eadler <eadler@FreeBSD.org> | 2013-11-30 22:17:27 +0000 |
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committer | eadler <eadler@FreeBSD.org> | 2013-11-30 22:17:27 +0000 |
commit | 44c01df17391f4429ee371e8039ae4fd802c2a8e (patch) | |
tree | 050fb3b68519f6ef7d59051550fa29cdd79d6dac /sys/dev/qlxge | |
parent | 5bcb8c5f4293579e5f8aba6f33f85246b7b70e5d (diff) | |
download | FreeBSD-src-44c01df17391f4429ee371e8039ae4fd802c2a8e.zip FreeBSD-src-44c01df17391f4429ee371e8039ae4fd802c2a8e.tar.gz |
Fix undefined behavior: (1 << 31) is not defined as 1 is an int and this
shifts into the sign bit. Instead use (1U << 31) which gets the
expected result.
This fix is not ideal as it assumes a 32 bit int, but does fix the issue
for most cases.
A similar change was made in OpenBSD.
Discussed with: -arch, rdivacky
Reviewed by: cperciva
Diffstat (limited to 'sys/dev/qlxge')
-rw-r--r-- | sys/dev/qlxge/qls_dump.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/qlxge/qls_dump.c b/sys/dev/qlxge/qls_dump.c index 44866ac..f829a85 100644 --- a/sys/dev/qlxge/qls_dump.c +++ b/sys/dev/qlxge/qls_dump.c @@ -111,7 +111,7 @@ enum Q81_PAUSE_FRM_DEST_LO = 0x00000128, Q81_PAUSE_FRM_DEST_HI = 0x0000012c, Q81_MAC_TX_PARAMS = 0x00000134, - Q81_MAC_TX_PARAMS_JUMBO = (1 << 31), /*Control*/ + Q81_MAC_TX_PARAMS_JUMBO = (1U << 31), /*Control*/ Q81_MAC_TX_PARAMS_SIZE_SHIFT = 16, /*Control*/ Q81_MAC_RX_PARAMS = 0x00000138, Q81_MAC_SYS_INT = 0x00000144, |