util-linux/util-linux-swapon-canonicalize-swap-device.patch

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Index: util-linux-ng-2.18/mount/swapon.c
===================================================================
--- util-linux-ng-2.18.orig/mount/swapon.c
+++ util-linux-ng-2.18/mount/swapon.c
@@ -23,6 +23,7 @@
#include "pathnames.h"
#include "swapheader.h"
#include "mangle.h"
+#include "canonicalize.h"
#define PATH_MKSWAP "/sbin/mkswap"
@@ -171,7 +172,11 @@ read_proc_swaps(void) {
break;
swapFiles = q;
- swapFiles[numSwaps++] = unmangle(line);
+ if ((p = unmangle(line)) == NULL)
+ break;
+
+ swapFiles[numSwaps++] = canonicalize_path(p);
+ free(p);
}
fclose(swaps);
}
@@ -179,10 +184,14 @@ read_proc_swaps(void) {
static int
is_in_proc_swaps(const char *fname) {
int i;
+ char *p = canonicalize_path(fname);
for (i = 0; i < numSwaps; i++)
- if (swapFiles[i] && !strcmp(fname, swapFiles[i]))
+ if (swapFiles[i] && !strcmp(p, swapFiles[i])) {
+ free(p);
return 1;
+ }
+ free(p);
return 0;
}