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Check fputs() return value.

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This commit is contained in:
Todd C. Miller
2016-05-14 19:34:42 -06:00
parent 9d526c1af5
commit 009f3e6456
1 changed files with 4 additions and 4 deletions
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8
src/conversation.c
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@@ -78,12 +78,12 @@ sudo_conversation(int num_msgs, const struct sudo_conv_message msgs[],
memset_s(pass, SUDO_CONV_REPL_MAX, 0, strlen(pass)); memset_s(pass, SUDO_CONV_REPL_MAX, 0, strlen(pass));
break; break;
case SUDO_CONV_INFO_MSG: case SUDO_CONV_INFO_MSG:
if (msg->msg) if (msg->msg != NULL && fputs(msg->msg, stdout) != 0)
(void) fputs(msg->msg, stdout); goto err;
break; break;
case SUDO_CONV_ERROR_MSG: case SUDO_CONV_ERROR_MSG:
if (msg->msg) if (msg->msg != NULL && fputs(msg->msg, stderr) != 0)
(void) fputs(msg->msg, stderr); goto err;
break; break;
default: default:
goto err; goto err;