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Diffstat (limited to 'scripts/kconfig/confdata.c')
-rw-r--r--scripts/kconfig/confdata.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index b05b96e45..9976011a9 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -54,7 +54,7 @@ static char *conf_expand_value(const char *in)
54 strncat(res_value, in, src - in); 54 strncat(res_value, in, src - in);
55 src++; 55 src++;
56 dst = name; 56 dst = name;
57 while (isalnum(*src) || *src == '_') 57 while (isalnum((unsigned char)*src) || *src == '_')
58 *dst++ = *src++; 58 *dst++ = *src++;
59 *dst = 0; 59 *dst = 0;
60 sym = sym_lookup(name, 0); 60 sym = sym_lookup(name, 0);