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home:Alexander_Naumov:SLE-12:Update
ppc64-diag
ppc64-diag.bug-931001_read_values_from_dev_tree...
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File ppc64-diag.bug-931001_read_values_from_dev_tree.patch of Package ppc64-diag
When add phandles for memory in the ibm,dynamic-memory property, the first From: Nathan Fontenot <nfont@linux.vnet.ibm.com> 32 bits of the property are the number of LMBs in the property. This needs to be read as a BE value, failure to do this results in allocating way more phandle structs that necccessary and reading past the end of the end of the buffer holding the property. Add proper conversion for LE systems. Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com> --- rtas_errd/prrn.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: ppc64-diag-2.6.7/rtas_errd/prrn.c =================================================================== --- ppc64-diag-2.6.7.orig/rtas_errd/prrn.c +++ ppc64-diag-2.6.7/rtas_errd/prrn.c @@ -227,7 +227,7 @@ static int add_drconf_phandles() fread(membuf, sbuf.st_size, 1, fd); fclose(fd); - entries = membuf[0]; + entries = be32toh(membuf[0]); mem = (struct drconf_cell *)&membuf[1]; for (i = 0; i < entries; i++) {
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