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Index: sys/fs/msdosfs/msdosfs_fat.c
===================================================================
--- sys/fs/msdosfs/msdosfs_fat.c
+++ sys/fs/msdosfs/msdosfs_fat.c
@@ -391,7 +391,7 @@
KASSERT((pmp->pm_inusemap[cn / N_INUSEBITS] & (1 << (cn % N_INUSEBITS)))
== 0, ("Allocating used sector %ld %ld %x", cn, cn % N_INUSEBITS,
(unsigned)pmp->pm_inusemap[cn / N_INUSEBITS]));
- pmp->pm_inusemap[cn / N_INUSEBITS] |= 1 << (cn % N_INUSEBITS);
+ pmp->pm_inusemap[cn / N_INUSEBITS] |= 1U << (cn % N_INUSEBITS);
KASSERT(pmp->pm_freeclustercount > 0, ("usemap_alloc: too little"));
pmp->pm_freeclustercount--;
pmp->pm_flags |= MSDOSFS_FSIMOD;
@@ -412,7 +412,7 @@
KASSERT((pmp->pm_inusemap[cn / N_INUSEBITS] & (1 << (cn % N_INUSEBITS)))
!= 0, ("Freeing unused sector %ld %ld %x", cn, cn % N_INUSEBITS,
(unsigned)pmp->pm_inusemap[cn / N_INUSEBITS]));
- pmp->pm_inusemap[cn / N_INUSEBITS] &= ~(1 << (cn % N_INUSEBITS));
+ pmp->pm_inusemap[cn / N_INUSEBITS] &= ~(1U << (cn % N_INUSEBITS));
}
int
@@ -775,7 +775,7 @@
for (cn = newst; cn <= pmp->pm_maxcluster;) {
idx = cn / N_INUSEBITS;
map = pmp->pm_inusemap[idx];
- map |= (1 << (cn % N_INUSEBITS)) - 1;
+ map |= (1U << (cn % N_INUSEBITS)) - 1;
if (map != FULL_RUN) {
cn = idx * N_INUSEBITS + ffs(map ^ FULL_RUN) - 1;
if ((l = chainlength(pmp, cn, count)) >= count)
@@ -792,7 +792,7 @@
for (cn = 0; cn < newst;) {
idx = cn / N_INUSEBITS;
map = pmp->pm_inusemap[idx];
- map |= (1 << (cn % N_INUSEBITS)) - 1;
+ map |= (1U << (cn % N_INUSEBITS)) - 1;
if (map != FULL_RUN) {
cn = idx * N_INUSEBITS + ffs(map ^ FULL_RUN) - 1;
if ((l = chainlength(pmp, cn, count)) >= count)
@@ -950,7 +950,7 @@
for (cn = pmp->pm_maxcluster + 1; cn < (pmp->pm_maxcluster +
N_INUSEBITS) / N_INUSEBITS; cn++)
- pmp->pm_inusemap[cn / N_INUSEBITS] |= 1 << (cn % N_INUSEBITS);
+ pmp->pm_inusemap[cn / N_INUSEBITS] |= 1U << (cn % N_INUSEBITS);
return (0);
}

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