Commit 8e88b425 authored Jun 09, 2022 by Marco Pagani Committed by Greg Kroah-Hartman Aug 25, 2022

fpga: altera-pr-ip: fix unsigned comparison with less than zero



[ Upstream commit 2df84a757d87fd62869fc401119d429735377ec5 ]

Fix the "comparison with less than zero" warning reported by
cppcheck for the unsigned (size_t) parameter count of the
alt_pr_fpga_write() function.

Fixes: d201cc17 ("fpga pr ip: Core driver support for Altera Partial Reconfiguration IP")
Reviewed-by: Tom Rix <trix@redhat.com>
Acked-by: Xu Yilun <yilun.xu@intel.com>
Signed-off-by: Marco Pagani <marpagan@redhat.com>
Link: https://lore.kernel.org/r/20220609140520.42662-1-marpagan@redhat.com


Signed-off-by: Xu Yilun <yilun.xu@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 44ffee39

drivers/fpga/altera-pr-ip-core.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -108,7 +108,7 @@ static int alt_pr_fpga_write(struct fpga_manager mgr, const char buf,
	u32 buffer_32 = (u32 )buf;		u32 buffer_32 = (u32 )buf;
	size_t i = 0;		size_t i = 0;

	if (count <= 0)		if (!count)
	return -EINVAL;		return -EINVAL;

	/* Write out the complete 32-bit chunks */		/* Write out the complete 32-bit chunks */