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authorBart Van Assche <bart.vanassche@wdc.com>2018-01-16 19:39:42 +0100
committerDoug Ledford <dledford@redhat.com>2018-01-18 20:49:22 +0100
commit2a174df0c602dd2385c7e9efc6d0977c37fbd681 (patch)
tree3895b615b3ab69495c081c12da815398f3900ae2 /drivers/infiniband/ulp
parentRDMA/hns: Remove unnecessary platform_get_resource() error check (diff)
downloadlinux-2a174df0c602dd2385c7e9efc6d0977c37fbd681.tar.xz
linux-2a174df0c602dd2385c7e9efc6d0977c37fbd681.zip
IB/srp: Use kstrtoull() instead of simple_strtoull()
Use kstrtoull() since simple_strtoull() is deprecated. This patch improves error checking but otherwise does not change any functionality. Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp')
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c33
1 files changed, 29 insertions, 4 deletions
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 62d88212c1b0..39b3e43efbbe 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -3111,6 +3111,7 @@ static int srp_parse_options(const char *buf, struct srp_target_port *target)
char *options, *sep_opt;
char *p;
substring_t args[MAX_OPT_ARGS];
+ unsigned long long ull;
int opt_mask = 0;
int token;
int ret = -EINVAL;
@@ -3135,7 +3136,13 @@ static int srp_parse_options(const char *buf, struct srp_target_port *target)
ret = -ENOMEM;
goto out;
}
- target->id_ext = cpu_to_be64(simple_strtoull(p, NULL, 16));
+ ret = kstrtoull(p, 16, &ull);
+ if (ret) {
+ pr_warn("invalid id_ext parameter '%s'\n", p);
+ kfree(p);
+ goto out;
+ }
+ target->id_ext = cpu_to_be64(ull);
kfree(p);
break;
@@ -3145,7 +3152,13 @@ static int srp_parse_options(const char *buf, struct srp_target_port *target)
ret = -ENOMEM;
goto out;
}
- target->ioc_guid = cpu_to_be64(simple_strtoull(p, NULL, 16));
+ ret = kstrtoull(p, 16, &ull);
+ if (ret) {
+ pr_warn("invalid ioc_guid parameter '%s'\n", p);
+ kfree(p);
+ goto out;
+ }
+ target->ioc_guid = cpu_to_be64(ull);
kfree(p);
break;
@@ -3181,7 +3194,13 @@ static int srp_parse_options(const char *buf, struct srp_target_port *target)
ret = -ENOMEM;
goto out;
}
- target->service_id = cpu_to_be64(simple_strtoull(p, NULL, 16));
+ ret = kstrtoull(p, 16, &ull);
+ if (ret) {
+ pr_warn("bad service_id parameter '%s'\n", p);
+ kfree(p);
+ goto out;
+ }
+ target->service_id = cpu_to_be64(ull);
kfree(p);
break;
@@ -3235,7 +3254,13 @@ static int srp_parse_options(const char *buf, struct srp_target_port *target)
ret = -ENOMEM;
goto out;
}
- target->initiator_ext = cpu_to_be64(simple_strtoull(p, NULL, 16));
+ ret = kstrtoull(p, 16, &ull);
+ if (ret) {
+ pr_warn("bad initiator_ext value '%s'\n", p);
+ kfree(p);
+ goto out;
+ }
+ target->initiator_ext = cpu_to_be64(ull);
kfree(p);
break;