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authorNathan Chancellor <nathan@kernel.org>2023-10-10 13:32:37 -0700
committerMartin K. Petersen <martin.petersen@oracle.com>2023-10-13 14:15:54 -0400
commit78882c7657bb276bab028d92f99fc185b25a2fc1 (patch)
tree5caba7977c94d2806789f4a5d919a075a29d77b8 /drivers/md/dm-bufio.c
parent4df105f0ce9f6f30cda4e99f577150d23f0c9c5f (diff)
scsi: ibmvfc: Use 'unsigned int' for single-bit bitfields in 'struct ibmvfc_host'
Clang warns (or errors with CONFIG_WERROR=y) several times along the lines of: drivers/scsi/ibmvscsi/ibmvfc.c:650:17: warning: implicit truncation from 'int' to a one-bit wide bit-field changes value from 1 to -1 [-Wsingle-bit-bitfield-constant-conversion] 650 | vhost->reinit = 1; | ^ ~ A single-bit signed integer bitfield only has possible values of -1 and 0, not 0 and 1 like an unsigned one would. No context appears to check the actual value of these bitfields, just whether or not it is zero. However, it is easy enough to change the type of the fields to 'unsigned int', which keeps the same size in memory and resolves the warning. Fixes: 5144905884e2 ("scsi: ibmvfc: Use a bitfield for boolean flags") Signed-off-by: Nathan Chancellor <nathan@kernel.org> Link: https://lore.kernel.org/r/20231010-ibmvfc-fix-bitfields-type-v1-1-37e95b5a60e5@kernel.org Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/md/dm-bufio.c')
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