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author | Marco Pagani <marpagan@redhat.com> | 2022-06-09 16:05:19 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-25 11:15:14 +0200 |
commit | fe4834af3df005e4f792332f5db3a4ff73d3e700 (patch) | |
tree | 04e8bac3a93c211c00db2596c18c7e43ff7c588a /drivers/fpga | |
parent | 9ae20c4af2af4cb26292c8029fa990a8a8123c8c (diff) | |
download | linux-stable-fe4834af3df005e4f792332f5db3a4ff73d3e700.tar.gz linux-stable-fe4834af3df005e4f792332f5db3a4ff73d3e700.tar.bz2 linux-stable-fe4834af3df005e4f792332f5db3a4ff73d3e700.zip |
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: d201cc17a8a3 ("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>
Diffstat (limited to 'drivers/fpga')
-rw-r--r-- | drivers/fpga/altera-pr-ip-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/fpga/altera-pr-ip-core.c b/drivers/fpga/altera-pr-ip-core.c index 65e0b6a2c031..059ba27f3c29 100644 --- a/drivers/fpga/altera-pr-ip-core.c +++ b/drivers/fpga/altera-pr-ip-core.c @@ -108,7 +108,7 @@ static int alt_pr_fpga_write(struct fpga_manager *mgr, const char *buf, u32 *buffer_32 = (u32 *)buf; size_t i = 0; - if (count <= 0) + if (!count) return -EINVAL; /* Write out the complete 32-bit chunks */ |