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Commit 6db2983c authored by Eugene Loh's avatar Eugene Loh Committed by Masahiro Yamada
Browse files

kallsyms: Handle too long symbols in kallsyms.c 



When checking for symbols with excessively long names,
account for null terminating character.

Fixes: f3462aa9 ("Kbuild: Handle longer symbols in kallsyms.c")
Signed-off-by: default avatarEugene Loh <eugene.loh@oracle.com>
Acked-by: default avatarArd Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: default avatarMasahiro Yamada <yamada.masahiro@socionext.com>
parent f17b5f06

scripts/kallsyms.c

+2 −2
Original line number Diff line number Diff line
@@ -118,8 +118,8 @@ static int read_symbol(FILE *in, struct sym_entry *s) 
			fprintf(stderr, "Read error or end of file.\n");

		return -1;

	}

	if (strlen(sym) > KSYM_NAME_LEN) {

		fprintf(stderr, "Symbol %s too long for kallsyms (%zu vs %d).\n"

	if (strlen(sym) >= KSYM_NAME_LEN) {

		fprintf(stderr, "Symbol %s too long for kallsyms (%zu >= %d).\n"

				"Please increase KSYM_NAME_LEN both in kernel and kallsyms.c\n",

			sym, strlen(sym), KSYM_NAME_LEN);

		return -1;