From: Hermet Park <hermetpark@gmail.com>
Date: Wed, 4 Sep 2019 08:26:26 +0000 (+0900)
Subject: stb: added exceptional handling.
X-Git-Tag: submit/tizen/20190905.064609^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0bc826ba91f63ac5555b28b15fc310c80fb3ccda;p=platform%2Fcore%2Fuifw%2Flottie-player.git

stb: added exceptional handling.

ftell() could return -1  but fseek() doesn't allow minus values.

Modified to skip irritating coverity report.

Change-Id: I7f66c2d0a3514d324ad23159c20be9fe1bb17724
---

diff --git a/src/vector/stb/stb_image.h b/src/vector/stb/stb_image.h
index 61d9224..acfdfc0 100644
--- a/src/vector/stb/stb_image.h
+++ b/src/vector/stb/stb_image.h
@@ -7187,7 +7187,7 @@ STBIDEF int stbi_info_from_file(FILE *f, int *x, int *y, int *comp)
    long pos = ftell(f);
    stbi__start_file(&s, f);
    r = stbi__info_main(&s,x,y,comp);
-   fseek(f,pos,SEEK_SET);
+   if (pos >= 0) fseek(f,pos,SEEK_SET);
    return r;
 }