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: d201cc17a8 ("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>
This commit is contained in:
Marco Pagani 2022-06-09 16:05:19 +02:00 committed by Greg Kroah-Hartman
parent 44ffee3979
commit 8e88b42575

View File

@ -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 */