[net-next,v4,10/17] net: pktgen: remove extra tmp variable (re-use len instead)

Commit Message

Peter Seiderer Feb. 5, 2025, 1:11 p.m. UTC

Remove extra tmp variable in pktgen_if_write (re-use len instead).

Signed-off-by: Peter Seiderer <[e-mail]>
---
Changes v3 -> v4
  - new patch (factored out of patch 'net: pktgen: fix access outside of user
    given buffer in pktgen_if_write()')
---
 net/core/pktgen.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

Patch

diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 279910367ad4..91b06473c925 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -966,7 +966,6 @@  static ssize_t pktgen_if_write(struct file *file,
 	char name[16], valstr[32];
 	unsigned long value = 0;
 	char *pg_result = NULL;
-	int tmp = 0;
 	char buf[128];
 
 	pg_result = &(pkt_dev->result[0]);
@@ -977,12 +976,12 @@  static ssize_t pktgen_if_write(struct file *file,
 	}
 
 	max = count;
-	tmp = count_trail_chars(user_buffer, max);
-	if (tmp < 0) {
+	len = count_trail_chars(user_buffer, max);
+	if (len < 0) {
 		pr_warn("illegal format\n");
-		return tmp;
+		return len;
 	}
-	i = tmp;
+	i = len;
 
 	/* Read variable name */