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Diffstat (limited to 'scripts/kconfig/zconf.l')
-rw-r--r--scripts/kconfig/zconf.l3
1 files changed, 2 insertions, 1 deletions
diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l
index d839577..6a58b80 100644
--- a/scripts/kconfig/zconf.l
+++ b/scripts/kconfig/zconf.l
@@ -265,13 +265,14 @@ static void zconf_endhelp(void)
*/
FILE *zconf_fopen(const char *name)
{
- char *env, fullname[PATH_MAX+1];
+ char *env;
FILE *f;
f = fopen(name, "r");
if (!f && name[0] != '/') {
env = getenv(SRCTREE);
if (env) {
+ char *fullname = alloca(strlen(env) + strlen(name) + 2);
sprintf(fullname, "%s/%s", env, name);
f = fopen(fullname, "r");
}