author | erik <erik> | 2007-01-22 22:56:12 (UTC) |
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committer | erik <erik> | 2007-01-22 22:56:12 (UTC) |
commit | 9b4871054d01a47b4c546952a0948553413840d6 (patch) (side-by-side diff) | |
tree | 4e0248489c2790cf4225a116cfb903b637d4cdf0 /libopie2/opiemm/opieexif.cpp | |
parent | f60301bab1f8aa3693089036a3791a01ae6f9db8 (diff) | |
download | opie-9b4871054d01a47b4c546952a0948553413840d6.zip opie-9b4871054d01a47b4c546952a0948553413840d6.tar.gz opie-9b4871054d01a47b4c546952a0948553413840d6.tar.bz2 |
Every file in this commit makes a call to a function which returns a value.
Each file also didn't check the return value.
This commit changes it so that every single non-checked call in these files
is checked.
Diffstat (limited to 'libopie2/opiemm/opieexif.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | libopie2/opiemm/opieexif.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libopie2/opiemm/opieexif.cpp b/libopie2/opiemm/opieexif.cpp index de49937..653216c 100644 --- a/libopie2/opiemm/opieexif.cpp +++ b/libopie2/opiemm/opieexif.cpp @@ -196,25 +196,25 @@ int ExifData::ReadJpegSections (QFile & infile, ReadMode_t ReadMode) if (( unsigned ) got != itemlen-2){ return false; } SectionsRead++; switch(marker){ case M_SOS: // stop before hitting compressed data // If reading entire image is requested, read the rest of the data. if (ReadMode & READ_IMAGE){ unsigned long size; - size = QMAX( 0ul, infile.size()-infile.at() ); + size = infile.size()-infile.at(); Data = (uchar *)malloc(size); if (Data == NULL){ return false; } got = infile.readBlock((char*)Data, size); if (( unsigned ) got != size){ return false; } Sections[SectionsRead].Data = Data; Sections[SectionsRead].Size = size; @@ -800,25 +800,29 @@ ExifData::ExifData() ExifData::~ExifData() { } //-------------------------------------------------------------------------- // process a EXIF jpeg file //-------------------------------------------------------------------------- bool ExifData::scan(const QString & path) { int ret; QFile f(path); - f.open(IO_ReadOnly); + if ( !f.open(IO_ReadOnly) ) { + owarn << "Unable to open file " << f.name() << " readonly" << oendl; + DiscardData(); + return false; + } // Scan the JPEG headers. ret = ReadJpegSections(f, READ_EXIF); if (ret == false){ owarn << "Not JPEG file!" << oendl; DiscardData(); f.close(); return false; } f.close(); DiscardData(); |