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| author | Marco Pagani <marpagan@redhat.com> | 2022-06-09 16:05:19 +0200 |
|---|---|---|
| committer | Xu Yilun <yilun.xu@intel.com> | 2022-06-10 15:48:23 +0800 |
| commit | 2df84a757d87fd62869fc401119d429735377ec5 (patch) | |
| tree | 0c1fb7059eb60dfb5bc34775cb9f4f8a34d2b901 /drivers/fpga | |
| parent | a5e3d775d088658a0bd734eebd07283c9ac79c17 (diff) | |
| download | linux-stable-2df84a757d87fd62869fc401119d429735377ec5.tar.gz linux-stable-2df84a757d87fd62869fc401119d429735377ec5.tar.bz2 linux-stable-2df84a757d87fd62869fc401119d429735377ec5.zip | |
fpga: altera-pr-ip: fix unsigned comparison with less than zero
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>
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 be0667968d33..df8671af4a92 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 */ |