From: Nathan Chancellor Date: Thu, 17 Jun 2021 06:31:23 +0000 (-0700) Subject: scsi: elx: efct: Eliminate unnecessary boolean check in efct_hw_command_cancel() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0d7be7a8a0090b1c3b982c2b1a944d0d5cad7b39;p=linux.git scsi: elx: efct: Eliminate unnecessary boolean check in efct_hw_command_cancel() clang warns: drivers/scsi/elx/efct/efct_hw.c:1523:17: warning: address of array 'ctx->buf' will always evaluate to 'true' [-Wpointer-bool-conversion] (!ctx->buf ? U32_MAX : *((u32 *)ctx->buf))); ~~~~~~^~~ buf is an array in the middle of a struct so deferencing it is not a problem as long as ctx is not NULL. Eliminate the check, which fixes the warning. Link: https://github.com/ClangBuiltLinux/linux/issues/1398 Link: https://lore.kernel.org/r/20210617063123.21239-1-nathan@kernel.org Fixes: 580c0255e4ef ("scsi: elx: efct: RQ buffer, memory pool allocation and deallocation APIs") Reviewed-by: James Smart Signed-off-by: Nathan Chancellor Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/elx/efct/efct_hw.c b/drivers/scsi/elx/efct/efct_hw.c index 6324683f9e8e0..cde1cf6f03bd1 100644 --- a/drivers/scsi/elx/efct/efct_hw.c +++ b/drivers/scsi/elx/efct/efct_hw.c @@ -1519,8 +1519,7 @@ efct_hw_command_cancel(struct efct_hw *hw) struct efct_command_ctx, list_entry); efc_log_debug(hw->os, "hung command %08x\n", - !ctx ? U32_MAX : - (!ctx->buf ? U32_MAX : *((u32 *)ctx->buf))); + !ctx ? U32_MAX : *((u32 *)ctx->buf)); spin_unlock_irqrestore(&hw->cmd_lock, flags); rc = efct_hw_command_process(hw, -1, mqe, SLI4_BMBX_SIZE); spin_lock_irqsave(&hw->cmd_lock, flags);