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-rw-r--r--tools/env/fw_env.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c
index ab8c15d30..97328bb3a 100644
--- a/tools/env/fw_env.c
+++ b/tools/env/fw_env.c
@@ -494,6 +494,8 @@ int fw_setenv(int argc, char *argv[])
char *val = argv[i];
size_t val_len = strlen(val);
+ if (value)
+ value[len - 1] = ' ';
value = realloc(value, len + val_len + 1);
if (!value) {
fprintf(stderr,
@@ -504,9 +506,8 @@ int fw_setenv(int argc, char *argv[])
memcpy(value + len, val, val_len);
len += val_len;
- value[len++] = ' ';
+ value[len++] = '\0';
}
- value[len - 1] = '\0';
fw_env_write(name, value);