Thread (44 messages) 44 messages, 8 authors, 2024-08-27

Re: [PATCH net-next v17 12/14] net: ethtool: strset: Remove unnecessary check on genl_info

From: Christophe Leroy <hidden>
Date: 2024-08-14 14:32:30
Also in: lkml, netdev


Le 09/07/2024 à 08:30, Maxime Chevallier a écrit :
All call paths coming from genetlink initialize the genl_info structure,
so that command handlers may use them.

Remove an un-needed check for NULL when crafting error messages in the
strset command. This prevents smatch from assuming this pointer may be
NULL, and therefore warn if it's being used without a NULL check.

Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Reported-by: Simon Horman <horms@kernel.org>
Reported-by: kernel test robot <redacted>
Reported-by: Dan Carpenter <redacted>
Closes: https://lore.kernel.org/r/202407030529.aOYGI0u2-lkp@intel.com/ (local)
Reviewed-by: Christophe Leroy <redacted>
Tested-by: Christophe Leroy <redacted>
quoted hunk ↗ jump to hunk
---
  net/ethtool/strset.c | 3 +--
  1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/net/ethtool/strset.c b/net/ethtool/strset.c
index c678b484a079..56b99606f00b 100644
--- a/net/ethtool/strset.c
+++ b/net/ethtool/strset.c
@@ -289,8 +289,7 @@ static int strset_prepare_data(const struct ethnl_req_info *req_base,
  		for (i = 0; i < ETH_SS_COUNT; i++) {
  			if ((req_info->req_ids & (1U << i)) &&
  			    data->sets[i].per_dev) {
-				if (info)
-					GENL_SET_ERR_MSG(info, "requested per device strings without dev");
+				GENL_SET_ERR_MSG(info, "requested per device strings without dev");
  				return -EINVAL;
  			}
  		}
  
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