linux-kernel - [PATCH v9 01/27] kallsyms: use `sizeof` instead of hardcoded size

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Message-Id: <20220805154231.31257-2-ojeda@kernel.org>
Date:   Fri,  5 Aug 2022 17:41:46 +0200
From:   Miguel Ojeda <ojeda@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, patches@...ts.linux.dev,
        Jarkko Sakkinen <jarkko@...nel.org>,
        Miguel Ojeda <ojeda@...nel.org>,
        Boqun Feng <boqun.feng@...il.com>
Subject: [PATCH v9 01/27] kallsyms: use `sizeof` instead of hardcoded size

From: Boqun Feng <boqun.feng@...il.com>

This removes one place where the `500` constant is hardcoded.

Signed-off-by: Boqun Feng <boqun.feng@...il.com>
Co-developed-by: Miguel Ojeda <ojeda@...nel.org>
Signed-off-by: Miguel Ojeda <ojeda@...nel.org>
---
 scripts/kallsyms.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index f18e6dfc68c5..52f5488c61bc 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -206,7 +206,7 @@ static struct sym_entry *read_symbol(FILE *in)
 
 	rc = fscanf(in, "%llx %c %499s\n", &addr, &type, name);
 	if (rc != 3) {
-		if (rc != EOF && fgets(name, 500, in) == NULL)
+		if (rc != EOF && fgets(name, sizeof(name), in) == NULL)
 			fprintf(stderr, "Read error or end of file.\n");
 		return NULL;
 	}
-- 
2.37.1