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Fix handling of mmap errors

Browse Source 
https://bugzilla.gnome.org/show_bug.cgi?id=702320

as raised by Gaurav <ya1gaurav@gmail.com>
This commit is contained in:
Daniel Veillard 2013-07-12 12:08:40 +08:00
parent 6dd7775f35
commit b98c6a0ac6
1 changed files with 11 additions and 2 deletions
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13
xmllint.c
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@ -1837,8 +1837,12 @@ static void streamFile(char *filename) {
if ((fd = open(filename, O_RDONLY)) < 0)
return;
base = mmap(NULL, info.st_size, PROT_READ, MAP_SHARED, fd, 0) ;
if (base == (void *) MAP_FAILED)
if (base == (void *) MAP_FAILED) {
close(fd);
fprintf(stderr, "mmap failure for file %s\n", filename);
progresult = XMLLINT_ERR_RDFILE;
return;
}
reader = xmlReaderForMemory(base, info.st_size, filename,
NULL, options);
@ -2223,8 +2227,12 @@ static void parseAndPrintFile(char *filename, xmlParserCtxtPtr rectxt) {
if ((fd = open(filename, O_RDONLY)) < 0)
return;
base = mmap(NULL, info.st_size, PROT_READ, MAP_SHARED, fd, 0) ;
if (base == (void *) MAP_FAILED)
if (base == (void *) MAP_FAILED) {
close(fd);
fprintf(stderr, "mmap failure for file %s\n", filename);
progresult = XMLLINT_ERR_RDFILE;
return;
}
doc = htmlReadMemory((char *) base, info.st_size, filename,
NULL, options);
@ -2339,6 +2347,7 @@ static void parseAndPrintFile(char *filename, xmlParserCtxtPtr rectxt) {
return;
base = mmap(NULL, info.st_size, PROT_READ, MAP_SHARED, fd, 0) ;
if (base == (void *) MAP_FAILED) {
close(fd);
fprintf(stderr, "mmap failure for file %s\n", filename);
progresult = XMLLINT_ERR_RDFILE;
return;