Fix crash introduced by a073d63a36524453a817ab029fad5b188f46127e when attempting to delete a variable.
Signed-off-by: Joe Hershberger joe.hershberger@ni.com --- tools/env/fw_env.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c index 520ce3f..906ccbf 100644 --- a/tools/env/fw_env.c +++ b/tools/env/fw_env.c @@ -493,6 +493,8 @@ 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, @@ -503,9 +505,8 @@ 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);