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[pk] Improve error handling. 

* src/pk/pklib.c(pk_load_font): Do it.
This commit is contained in:
Parth Wazurkar 2018-08-01 00:28:10 +05:30
parent 1931328a34
commit 3d5f300f0c
1 changed files with 10 additions and 9 deletions
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19
src/pk/pklib.c
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@ -306,7 +306,6 @@ unsigned char bits_table[] = {
pre = READ_UINT1( stream );
if (pre != PK_PRE)
{
FT_ERROR(( "pk_load_font: missing PK_PRE(247) field\n" ));
error = FT_THROW( Unknown_File_Format );
goto Exit;
}
@ -314,7 +313,6 @@ unsigned char bits_table[] = {
id = READ_UINT1( stream );
if (id != PK_ID)
{
FT_ERROR(( "pk_load_font: missing PK_ID(89) field\n" ));
error = FT_THROW( Unknown_File_Format );
goto Exit;
}
@ -512,7 +510,7 @@ unsigned char bits_table[] = {
if (pk_read_14(stream, dny_f, bw, rs, &(go->bm_table[index]), cc) < 0)
{
/* vf_error = VF_ERR_ILL_FONT_FILE; (FOR TRACING) */
error = FT_THROW( Invalid_File_Format );
error = FT_THROW( Unknown_File_Format );
goto Exit;
}
}
@ -521,7 +519,7 @@ unsigned char bits_table[] = {
if (pk_read_n14(stream, dny_f, bw, rs, &(go->bm_table[index]), cc) < 0)
{
/* vf_error = VF_ERR_ILL_FONT_FILE; (FOR TRACING) */
error = FT_THROW( Invalid_File_Format );
error = FT_THROW( Unknown_File_Format );
goto Exit;
}
}
@ -539,13 +537,16 @@ unsigned char bits_table[] = {
return error;
Exit:
for (i = 0; i < nchars; i++)
if (go != NULL)
{
if (go->bm_table[i].bitmap != NULL)
FT_FREE(go->bm_table[i].bitmap);
for (i = 0; i < nchars; i++)
{
if (go->bm_table[i].bitmap != NULL)
FT_FREE(go->bm_table[i].bitmap);
}
FT_FREE(go->bm_table);
FT_FREE(go);
}
FT_FREE(go->bm_table);
FT_FREE(go);
return error;
}