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-rw-r--r--scripts/kconfig/preprocess.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/scripts/kconfig/preprocess.c b/scripts/kconfig/preprocess.c
index 389814b02d06..0b0d6ed3eeb9 100644
--- a/scripts/kconfig/preprocess.c
+++ b/scripts/kconfig/preprocess.c
@@ -138,7 +138,7 @@ static char *do_lineno(int argc, char *argv[])
static char *do_shell(int argc, char *argv[])
{
FILE *p;
- char buf[256];
+ char buf[4096];
char *cmd;
size_t nread;
int i;
@@ -393,6 +393,9 @@ static char *eval_clause(const char *str, size_t len, int argc, char *argv[])
p++;
}
+
+ if (new_argc >= FUNCTION_MAX_ARGS)
+ pperror("too many function arguments");
new_argv[new_argc++] = prev;
/*