Messages in this thread |  | | Subject | Re: [PATCH] decompress_bunzip2: fix sizeof type in start_bunzip | From | "H. Peter Anvin" <> | Date | Sun, 12 Jul 2020 06:09:15 -0700 |
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On 2020-07-12 05:59, trix@redhat.com wrote: > From: Tom Rix <trix@redhat.com> > > clang static analysis flags this error > > lib/decompress_bunzip2.c:671:13: warning: Result of 'malloc' is converted > to a pointer of type 'unsigned int', which is incompatible with sizeof > operand type 'int' [unix.MallocSizeof] > bd->dbuf = large_malloc(bd->dbufSize * sizeof(int)); > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > > Reviewing the bunzip_data structure, the element dbuf is type > > /* Intermediate buffer and its size (in bytes) */ > unsigned int *dbuf, dbufSize; > > So change the type in sizeof to 'unsigned int' >
You must be kidding.
If you want to change it, change it to sizeof(bd->dbuf) instead, but this flag is at least in my opinion a total joke. For sizeof(int) != sizeof(unsigned int) is beyond bizarre, no matter how stupid the platform.
-hpa
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