File tiff-CVE-2020-18768.patch of Package tiff.31772

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File tiff-CVE-2020-18768.patch of Package tiff.31772

Index: tiff-4.0.9/libtiff/tif_luv.c
===================================================================
--- tiff-4.0.9.orig/libtiff/tif_luv.c
+++ tiff-4.0.9/libtiff/tif_luv.c
@@ -1501,7 +1501,7 @@ LogLuvSetupEncode(TIFF* tif)
 	switch (td->td_photometric) {
 	case PHOTOMETRIC_LOGLUV:
 		if (!LogLuvInitState(tif))
-			break;
+			return (0);
 		if (td->td_compression == COMPRESSION_SGILOG24) {
 			tif->tif_encoderow = LogLuvEncode24;
 			switch (sp->user_datafmt) {
@@ -1534,7 +1534,7 @@ LogLuvSetupEncode(TIFF* tif)
 		break;
 	case PHOTOMETRIC_LOGL:
 		if (!LogL16InitState(tif))
-			break;
+			return (0);
 		tif->tif_encoderow = LogL16Encode;  
 		switch (sp->user_datafmt) {
 		case SGILOGDATAFMT_FLOAT:
@@ -1550,7 +1550,7 @@ LogLuvSetupEncode(TIFF* tif)
 		TIFFErrorExt(tif->tif_clientdata, module,
 		    "Inappropriate photometric interpretation %d for SGILog compression; %s",
 		    td->td_photometric, "must be either LogLUV or LogL");
-		break;
+		return (0);
 	}
 	sp->encoder_state = 1;
 	return (1);

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File tiff-CVE-2020-18768.patch of Package tiff.31772

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