[clang-tidy] Fix bugprone string compare

Found with bugprone-suspicious-string-compare

Signed-off-by: Rosen Penev <rosenp@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/screenshotr.c b/src/screenshotr.c
index 11d6506..77835da 100644
--- a/src/screenshotr.c
+++ b/src/screenshotr.c
@@ -142,7 +142,7 @@ LIBIMOBILEDEVICE_API screenshotr_error_t screenshotr_take_screenshot(screenshotr
         plist_t node = plist_dict_get_item(dict, "MessageType");
         char *strval = NULL;
         plist_get_string_val(node, &strval);
-        if (!strval || strcmp(strval, "ScreenShotReply")) {
+        if (!strval || strcmp(strval, "ScreenShotReply") != 0) {
                 debug_info("invalid screenshot data received!");
                 res = SCREENSHOTR_E_PLIST_ERROR;
                 goto leave;