[FBcode -> GH] Fix fetch_png_exif_orientation (#8345)

NicolasHug · web-flow · commit 2c4665ffbb64 · 2024-03-26T12:31:30.000Z
diff --git a/torchvision/csrc/io/image/cpu/exif.h b/torchvision/csrc/io/image/cpu/exif.h
@@ -211,6 +211,7 @@ inline int fetch_png_exif_orientation(png_structp png_ptr, png_infop info_ptr) {
   if (exif && num_exif > 0) {
     return fetch_exif_orientation(exif, num_exif);
   }
+  return -1;
 }
 #endif // #if PNG_FOUND && defined(PNG_eXIf_SUPPORTED)
 

Original file line number	Diff line number	Diff line change
`@@ -211,6 +211,7 @@ inline int fetch_png_exif_orientation(png_structp png_ptr, png_infop info_ptr) {`
`211`	`211`	`if (exif && num_exif > 0) {`
`212`	`212`	`return fetch_exif_orientation(exif, num_exif);`
`213`	`213`	`}`
	`214`	`+ return -1;`
`214`	`215`	`}`
`215`	`216`	`#endif // #if PNG_FOUND && defined(PNG_eXIf_SUPPORTED)`
`216`	`217`