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| author | eric_tian <eric_tian@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-05-11 06:58:28 +0000 |
|---|---|---|
| committer | eric_tian <eric_tian@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-05-11 06:58:28 +0000 |
| commit | e74738b1c33dba4ba9b3bde5efe8bdc16e456dc3 (patch) | |
| tree | 8babfdc08a14fdb58ef41d86a2f49444ba989b3e | |
| parent | 5796de67925ec05cc7983fe77e9e022b6b24236b (diff) | |
| download | edk2-platforms-e74738b1c33dba4ba9b3bde5efe8bdc16e456dc3.tar.xz | |
In PrintXY() and AsciiPrintXY(), the number of chartacter returned is at most PcdUefiLibMaxPrintBufferSize, and will return the number of characters actually displayed on the screen not includng partial characters that may be clipped by the right edge of the display.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8289 6f19259b-4bc3-4df7-8a09-765794883524
| -rw-r--r-- | MdePkg/Library/UefiLib/UefiLibPrint.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/MdePkg/Library/UefiLib/UefiLibPrint.c b/MdePkg/Library/UefiLib/UefiLibPrint.c index 0ee2c23eb2..fc68e6659a 100644 --- a/MdePkg/Library/UefiLib/UefiLibPrint.c +++ b/MdePkg/Library/UefiLib/UefiLibPrint.c @@ -419,8 +419,7 @@ InternalPrintGraphic ( LineBufferLen = sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) * HorizontalResolution * EFI_GLYPH_HEIGHT;
if (EFI_GLYPH_WIDTH * EFI_GLYPH_HEIGHT * sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL) * PrintNum > LineBufferLen) {
- Status = EFI_INVALID_PARAMETER;
- goto Error;
+ PrintNum = HorizontalResolution / EFI_GLYPH_WIDTH;
}
Blt = (EFI_IMAGE_OUTPUT *) AllocateZeroPool (sizeof (EFI_IMAGE_OUTPUT));
|